JPS58105965A - Substituted quinolinecarboxylic acid derivative - Google Patents

Substituted quinolinecarboxylic acid derivative

Info

Publication number
JPS58105965A
JPS58105965A JP56202698A JP20269881A JPS58105965A JP S58105965 A JPS58105965 A JP S58105965A JP 56202698 A JP56202698 A JP 56202698A JP 20269881 A JP20269881 A JP 20269881A JP S58105965 A JPS58105965 A JP S58105965A
Authority
JP
Japan
Prior art keywords
water
substituted alkyl
stirring
formula
substituted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP56202698A
Other languages
Japanese (ja)
Other versions
JPH0312061B2 (en
Inventor
Masahiro Kise
黄瀬 正博
Masahiko Kitano
北野 正彦
Iwao Morita
森田 岩男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shinyaku Co Ltd
Original Assignee
Nippon Shinyaku Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Shinyaku Co Ltd filed Critical Nippon Shinyaku Co Ltd
Priority to JP56202698A priority Critical patent/JPS58105965A/en
Publication of JPS58105965A publication Critical patent/JPS58105965A/en
Publication of JPH0312061B2 publication Critical patent/JPH0312061B2/ja
Granted legal-status Critical Current

Links

Abstract

NEW MATERIAL:A compound shown by the formulaI(R1 is H, Li, Na, K, Ca, CH3, C2H5, phthalidyl, etc.; R2 and R3 are H, lower alkyl, halogen-substituted alkyl; R4-R7 are H, F, Cl, Br, OH, etc.) or its salt. EXAMLE:7-Chloro-6-fluoro-4-hydroxy-2-mercaptoquinoline-3-carboxylic acid ethyl ester. USE:An antibacterial agent or an inexpensive intermediate for preparing a compound shown by the formula II showing activity against Gram-positive and Gram-negative bacteria by its very small amount. PROCESS:A substituted aniline shown by the formula III is made into a compound shown by the formula IV by a well-known method, it is reacted with sodium salt of diethyl malonate to give a compound shown by the formula V, which is protected with a substituted alkyl R2, subjected to ring closure by heating, to give a compound shown by the formulaIwhere R3 is H.

Description

【発明の詳細な説明】 本発明は抗菌活性を有する新規な置換キノリンカルボン
敗誘導体に関する。さらに詳しくは下記一般式+1)〔
式中凡は水素、リチウム、ナトリウム、カリウム、カル
シウム、メチル、エチル、ピバロイルオキシメチル、又
はフタリジルを示しIRIIRIは同−又は異なって、
水素。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to novel substituted quinoline carbonate derivatives having antibacterial activity. For more details, see the general formula +1) [
In the formula, IRII represents hydrogen, lithium, sodium, potassium, calcium, methyl, ethyl, pivaloyloxymethyl, or phthalidyl, and IRIIRI is the same or different,
hydrogen.

低級アルキル、ハロゲン置換アルキル、アミノ置換アル
キル、アルコキシ置換アルキル、アルキルチオ置換アル
キル。
Lower alkyl, halogen-substituted alkyl, amino-substituted alkyl, alkoxy-substituted alkyl, alkylthio-substituted alkyl.

又はヒドロキシ置換アルキルを示し、 Ra、 Ra、
 Rs−Re  は同−又は異なって、水素、フッ素、
塩素、臭素、ヒドロキ、 、、、5t&5;;■’ N
i:1L   *t、Zt Ll)、ユ、鴫および鳥は
同−又は異なって低級アルキル基を意味するか。
or hydroxy-substituted alkyl, Ra, Ra,
Rs-Re are the same or different, hydrogen, fluorine,
Chlorine, bromine, hydroxy, ,,5t&5;;■' N
i: 1L *t, Zt Ll), y, y, and tori mean lower alkyl groups, the same or different.

又は隣接する窒素原子と共に5〜7員濃からなる異項壌
を意味する。そして該異項環基は、他にヘテロ原子をそ
の構成原子として含有していてもよく、又置換基を有し
ていてもよく、又塩を形成していてもよい)を示す、〕
で示される化合物又はその薬理的に許容される塩に関す
る。
Or it means a heterogeneous compound consisting of 5 to 7 members together with adjacent nitrogen atoms. The heterocyclic group may also contain a hetero atom as a constituent atom, may have a substituent, or may form a salt.]
The present invention relates to a compound represented by or a pharmaceutically acceptable salt thereof.

現在ダラム論性曹による感染の治療薬に合成抗菌剤とし
てはナリジキン酸、ピロ建ド酸あるいはビベイド酸が広
く用いられている。しかしこれらは近年増加しつつあり
、しかも難治性疾患である縁膿曹感染症やダラム陽性薗
感染ゲの治療に対しては満足すべきものではなかった。
At present, nalidikic acid, pyrodate acid, and vibeid acid are widely used as synthetic antibacterial agents to treat infections caused by Durham's spores. However, the number of these cases has been increasing in recent years, and the treatments for the intractable diseases such as Eryophore infection and Durham-positive Soon infection have not been satisfactory.

この問題を解決するために各種化合物が合成され1種々
の薗に対する抗菌活性が調べられており、既存の合成抗
菌剤の改111として6−ハロゲノ−1−置換−7−(
4−1mピペラジノ)一番−オキソ−1,4−ジヒド關
キノリンー3−カルボン酸誘導体(#開明531−65
887.号、 4$11昭53−141286号、41
開昭54−611886.特開昭5s−476511号
金報など)や6−フルオa−1,11−ナフチリジン誘
導体(IIII開昭!!5−83785号公報)が開発
中で既存および現在開発中の合成抗菌剤のなかで置換中
ノリyカルボン酸の2位に置換基を有する化合物はない
0文献的にはジャーナル・オプ メディシナル ケミス
トリー。
To solve this problem, various compounds have been synthesized and their antibacterial activity against various types of antibacterial agents has been investigated.
4-1m piperazino) Ichiban-oxo-1,4-dihydroquinoline-3-carboxylic acid derivative (#Kaimei 531-65
887. No., 4$11, No. 53-141286, 41
Kaisho 54-611886. Among the existing and currently under development synthetic antibacterial agents, 6-fluor a-1,11-naphthyridine derivatives (III. There are no compounds that have a substituent at the 2-position of a carboxylic acid.

2041、791 (1977)s 1iii121巻
、 485(19’f@)およびジャーナル オプ ヘ
テロサイクリック ケイスト)IJ+、17%、172
!(198G)に、2位にlfz。
2041, 791 (1977) s 1iii vol. 121, 485 (19'f@) and Journal op Heterocyclic Keist) IJ+, 17%, 172
! (198G), lfz in 2nd place.

ヒドロキシ基を有する化合物および2位と1位の窒素原
子が縮濃した化合物の記載があるが、いずれも抗鴫活性
にはみるべきものはない。
Although there are descriptions of compounds having a hydroxyl group and compounds with concentrated nitrogen atoms at the 2- and 1-positions, none of them have any noteworthy anti-smog activity.

これら2位の置換基を有する化合物中で抗菌活性を有す
る化合物を見い出すため1文献的にも未だ知られていな
い全く新しい誘導体(1)を合成した。さらに(1)の
うち’fl1m 79. wHの場合、(1)に種々の
試薬を反応させて下記一般式で表わされる新規誘導体(
1)を合成することができる;−〔式中R1,L、&、
L、Rt は前記と同じ0人は炭素数1〜5個よりなる
アルキレンで途中に不飽和結合を含んでもよい、又アル
キレンに置換基として低級アルキル、ヒドロキシ、置換
フェニル、アルコキシ、置換フェノキシ、アルキルチオ
、置換フェニルチオ、)−ロゲン、ノ・ロゲン置換アル
中ル、アイノ置換アルキル、アルコキシ置換アルキル。
In order to find a compound having antibacterial activity among these compounds having a substituent at the 2-position, we synthesized a completely new derivative (1) which is not yet known in the literature. Furthermore, of (1) 'fl1m 79. In the case of wH, (1) is reacted with various reagents to produce a new derivative represented by the following general formula (
1) can be synthesized; - [in the formula R1, L, &,
L and Rt are the same as above, and 0 represents alkylene having 1 to 5 carbon atoms, which may contain an unsaturated bond in the middle, and substituents on alkylene such as lower alkyl, hydroxy, substituted phenyl, alkoxy, substituted phenoxy, and alkylthio. , substituted phenylthio, )-rogen, no-rogen substituted alkyl, aino-substituted alkyl, alkoxy-substituted alkyl.

アルキルチオ置換アルキル、ヒドロ中シ置換アルキル、
アルキルアミノ、置換フェニルア建ノ、カルボキシ、5
トロ。
alkylthio-substituted alkyl, cy-substituted alkyl in hydro,
alkylamino, substituted phenylamine, carboxy, 5
Toro.

′シアノ、カルボニル、チオカルボニル、イミノ基等を
有しこれらの化合物(1)の抗菌力は縁膿曹は言うにお
よばず今までどうしてもどちらかに片寄りがちだったダ
ラム陽性曹に対する活性、グラム陰性菌に対する活性の
両方共に文献的にも知られていない程微量で効果を発揮
する。本発明はこれら化合物(1)を安価に製造するた
めの重要な中間体であるとともに、それ自体抗菌剤とし
て新規誘導体である化合物(1)に関するものである。
'The antibacterial activity of these compounds (1), which contain cyano, carbonyl, thiocarbonyl, imino groups, etc., has been shown to be effective against durum-positive bacteria, which until now has tended to be biased towards one side, as well as against pyogenes. Both of its activities against negative bacteria are effective in amounts so small that they are unknown even in the literature. The present invention relates to Compound (1), which is an important intermediate for producing these Compounds (1) at low cost, and which is itself a novel derivative as an antibacterial agent.

(2)           α) 〔式中−Ra−Rm−Ra−Ra−Ra、 Ra、 R
−tは前出の化合物(1)の説明と同じ、@は後述、〕
すなわち置換アニリン(1)をベンゼン等の適当な溶媒
中もしくは溶媒なしで大過剰のトリエチルア(yあるい
はトリエチルアぼン以外の各種アミノ。
(2) α) [In the formula -Ra-Rm-Ra-Ra-Ra, Ra, R
-t is the same as the explanation for compound (1) above, @ is described below, ]
That is, substituted aniline (1) is prepared in a large excess of triethyla (y) or various amino acids other than triethylabone in a suitable solvent such as benzene or without a solvent.

各種アルカリ金属の存在下、冷却下二硫化炭素と反応さ
せることにより、置換フェニルジチオカルバミン酸の塩
(2)となし、これをクロロホルム、塩化メチレン等の
溶媒中トリエチルアミンの存在下、クロル炭酸エチルと
反応させるかあるいは硫酸鋼、硫酸鉛、硫酸鉄、硫化亜
鉛勢と反応させることにより置換フェニルイノシアネー
ト(マ)となす、IDから直接公知の方法(オルガニッ
ク シンセシス コレクティブ ボリウム 1.447
頁)により(マ)に導くこともできる。(マ)を例えば
マロン酸ジエチルのナトリウム塩と反応させることによ
り、置換フェニルアンノメルカプトメチレンマロン酸ジ
エチルエステル(社)となし、これを一般的なチオール
の保−基(ザ ケミストリー オブ ザ チオールグル
ープ パー)L ソウル パタイ編、ジ替ン ヮイリー
 アンド サンズ、669頁、1G74)あるいは前出
の置換アルキル涜、で公知の方法で保護し、得られた化
合物をジクロルベンゼン、テトラリン、ジフェニルエー
テル。
By reacting with carbon disulfide under cooling in the presence of various alkali metals, a substituted phenyldithiocarbamic acid salt (2) is obtained, which is then reacted with ethyl chlorocarbonate in the presence of triethylamine in a solvent such as chloroform or methylene chloride. Substituted phenyl inocyanates (ma) can be obtained by reacting with steel sulfate, lead sulfate, iron sulfate, zinc sulfide, etc. directly from ID (Organic Synthesis Collective Volume 1.447)
page) can also lead to (ma). (M) is reacted with, for example, the sodium salt of diethyl malonate to form substituted phenyl annomercaptomethylene malonate diethyl ester, which can be used as a general thiol carrier group (The Chemistry of the Thiol Group Per). ), edited by L. Saul Patai, Jigen Wiley & Sons, p. 669, 1G74) or the above-mentioned substituted alkyl group, and the resulting compound is protected with dichlorobenzene, tetralin, diphenyl ether.

ジエチレングリコールジメチルエーテル等の高沸点溶媒
中で加熱閉環させて(至)、(2)となす。一般的な硫
黄の保護基Gとしては、置換ベンジル、アルコ中ジメチ
ル、λ4−ジニトロフェニル、tvnの二量体としての
ジスルフィド、アルキルチオメチルミt換カルバモイル
、ジフェニルメチル、トリフェニルメチル、ピコリル、
アセトアミドメチル、β。
The ring is closed by heating in a high boiling point solvent such as diethylene glycol dimethyl ether to form (2). Common sulfur protecting groups G include substituted benzyl, dimethyl in alkoxy, λ4-dinitrophenyl, disulfide as a dimer of tvn, alkylthiomethylmit-substituted carbamoyl, diphenylmethyl, triphenylmethyl, picolyl,
Acetamidomethyl, β.

β、β−トリフルオローα−アシルアミノエチル、β、
β−ジェトキシカルボニルエチル、アセチル、ベンゾイ
ル。
β, β-trifluoro α-acylaminoethyl, β,
β-jethoxycarbonylethyl, acetyl, benzoyl.

ベンジルオキシカルボニル、テトラヒドロピッニル、ベ
ンジルチオメチル、フェニルチオメチル、イソブチロキ
シメチル等が有用である。−例として置換ベンジルにつ
いて詳細に述べると、p−メトキシベンジルクロリドを
アセトニトリル、ジメチルホルムアミド、テトラヒドロ
フラン等の溶媒中炭酸ナトリウム、炭酸カリ等のアルカ
リ存在下、(マ)と反応させ、得られた生成物をジフェ
ニルエーテル等の高沸点溶媒中で加熱閉環させると定量
的に■を得ることができる。得られた(2)は公知の適
当な脱保護のための処理をすることにより(Ilを収率
よく得ることができる。
Benzyloxycarbonyl, tetrahydropinyl, benzylthiomethyl, phenylthiomethyl, isobutyroxymethyl, and the like are useful. - To describe substituted benzyl in detail as an example, p-methoxybenzyl chloride is reacted with (ma) in a solvent such as acetonitrile, dimethylformamide, or tetrahydrofuran in the presence of an alkali such as sodium carbonate or potassium carbonate, and the resulting product is By heating and ring-closing in a high boiling point solvent such as diphenyl ether, it is possible to quantitatively obtain (1). The obtained (2) can be subjected to a known appropriate deprotection treatment (Il can be obtained in good yield).

一方(5)をアルキル化すると選択的にS−アルキル化
された化合物■を得ることができこれをさらにアルキル
化することにより−を収率よく得ることができる。
On the other hand, when (5) is alkylated, a selectively S-alkylated compound (2) can be obtained, and by further alkylation of this, - can be obtained in good yield.

以下本発明化合物の製造に関する実施例を掲げる。Examples related to the production of the compounds of the present invention are listed below.

実施例1 7−クロロ−6−フルオI2−4−ヒドロキシー2−/
ルカフトキノリン−3−カルボン酸エチルニステルトリ
フルオロ酢酸750p(6,57mol’)とトルフル
オロメに7ニソールロ?、匂(1,099R+11)タ
ンスルホン酸1643y(109mol)とを混合した
溶液を一20℃ニ冷却し、これに7−クロル−6−フル
オロ−4−とドロキシ−2−(4−メトキシ−ベンジル
チオ)キノリン−3−カルボン酸エチルエステに’l’
1.oflc 0.183mol)を加える。寒剤を氷
水に変え、1.5時間攪拌する0反応終了後0反応液を
減圧濃縮し、得られる油状残留物に氷水を加え、冷却下
30%水酸化す) IJウム水溶液でpH−9,0〜1
0.0に調整する。遊離する油状物質をエーテルで抽出
し。
Example 1 7-chloro-6-fluoro I2-4-hydroxy-2-/
Lucafthoquinoline-3-carboxylic acid ethylnister trifluoroacetic acid 750p (6,57 mol') and trifluorome and 7 nisollo? A mixed solution of 1643y (109 mol) of odor (1,099R+11)tanesulfonic acid was cooled to -20°C, and added with 7-chloro-6-fluoro-4- and droxy-2-(4-methoxy-benzylthio). ) 'l' for quinoline-3-carboxylic acid ethyl ester
1. oflc 0.183 mol). Change the cryogen to ice water and stir for 1.5 hours. After the reaction is complete, concentrate the reaction solution under reduced pressure, add ice water to the resulting oily residue, and hydroxylate at 30% under cooling.) 0-1
Adjust to 0.0. Extract the liberated oil with ether.

水層を酢酸にてpH−7,0に調整し析出する黄色結晶
をP取する。十分水洗した後減圧乾燥する。収量46g
(83,6%→ 融点 220℃(分解) 赤外ma収ススペクト(KBr、 1−)1635、 
1!!85. 1490. 1210被磁気共鳴スペク
トルδ(CF、Co、D )1.85(3)1.三重線
、  CHs)4.80(2B、四重線、−OC残−)
8.0’O(I H,二重線、C,−H)8.12(1
B、二重線、CI−H) 元素分析値(C,、H,CIFNo、8として)理論値
(%) c:a、ot  H:4?、77 N : 4
.4S 4実測値(%)  C:3.OOH:4?、8
9   N:4.41実施例2 7−クロロ−6−フルオロ−4−ヒドロキシ−2−(4
−メトキシベンジルチオ)キノリン−3−カルボン酸エ
チルエステル 無水テトラヒドロフラフ20011jに水素化ナトリウ
ム(50%鉱油)”9.9y(0,206mol)を懸
濁し、水冷下マロン酸ジエチに33.2 y(0,20
7mol )を滴下する0滴下終了後室温下で数分間攪
拌し、3−クロロ−4−フルオロ−フェニルイソチオシ
アネー)35.3F(0,188mol)の無水テトラ
ヒドロフ2ン5QaJ溶液を上記のナトリウム塩溶液に
室温下で1時間を要して滴下する。滴下終了後、45分
間さらに攪拌する0次に反応液を減圧下に濃縮乾固し、
残留物にジエチルエーテルを加えて再び減圧下に濃縮乾
固する。残留物にn−ヘキサンを加えて不溶物をr取し
、十分にn−へΦサンで洗浄する。得られた結晶は減圧
下乾燥する。収量691100%)、この化合物260
.79 (0,’705mol )をジメチルホルムア
ミド5oo−に溶解し、室温攪拌下にp−メトキシベン
ジルクロリド110.4t (0,75mol )を3
0分を要して滴下する1滴下終了後。
The aqueous layer was adjusted to pH-7.0 with acetic acid, and the precipitated yellow crystals were collected. After thoroughly washing with water, dry under reduced pressure. Yield 46g
(83.6% → Melting point 220℃ (decomposition) Infrared ma yield spectrum (KBr, 1-) 1635,
1! ! 85. 1490. 1210 magnetic resonance spectrum δ (CF, Co, D) 1.85 (3) 1. Triple line, CHs) 4.80 (2B, quartet, -OC remaining-)
8.0'O (I H, doublet, C, -H) 8.12 (1
B, double line, CI-H) Elemental analysis value (C,, H, CIF No., as 8) Theoretical value (%) c: a, ot H: 4? , 77 N: 4
.. 4S 4 Actual value (%) C: 3. OOH: 4? , 8
9 N: 4.41 Example 2 7-chloro-6-fluoro-4-hydroxy-2-(4
-Methoxybenzylthio)quinoline-3-carboxylic acid ethyl ester 9.9 y (0,206 mol) of sodium hydride (50% mineral oil) was suspended in anhydrous tetrahydroflough 20011j, and 33.2 y (0,206 mol) of sodium hydride (50% mineral oil) was suspended in diethyl malonate under water cooling. 0,20
After the completion of the dropwise addition, stir at room temperature for several minutes, and add a solution of anhydrous tetrahydrofine 5QaJ of 35.3F (3-chloro-4-fluoro-phenylisothiocyanate) 35.3F (0,188 mol) to the above sodium chloride solution. Add dropwise to the salt solution over 1 hour at room temperature. After the addition was completed, the mixture was further stirred for 45 minutes. Next, the reaction solution was concentrated to dryness under reduced pressure.
Diethyl ether was added to the residue, and the mixture was again concentrated to dryness under reduced pressure. Add n-hexane to the residue, remove insoluble matter, and thoroughly wash with n-hexane. The obtained crystals are dried under reduced pressure. yield 691100%), this compound 260
.. 79 (0.705 mol) was dissolved in 5oo- of dimethylformamide, and 110.4 t (0.75 mol) of p-methoxybenzyl chloride was added with 3 t of p-methoxybenzyl chloride while stirring at room temperature.
After completing one drop, which takes 0 minutes to drip.

1.5時間攪拌する。反応終了後1反応混合物に水とイ
ソプロピルエーテルを加えてしばらく攪拌する0分液後
、水層をさらにイソグロビルエーテル5QQIIjで3
回抽出し、抽出液を合せて5%−水酸化す) +3ウム
水溶液で沈浸、さらに十分に水洗した後硫酸マグネシウ
ムで乾燥する。減圧下で溶媒な留去し、油状物質を得る
。収量258f!(78,2%)この油状物60F(0
,1211mo+)をシフ 、 =ルx−チル1212
0りに加え、250υの油浴上ではげしく加熱攪拌する
Stir for 1.5 hours. After completion of the reaction 1. Add water and isopropyl ether to the reaction mixture and stir for a while. After 0 minutes, the aqueous layer was further diluted with isoglobil ether 5QQIIj for 3
The extracts were extracted twice, and the extracts were combined and immersed in a 5% aqueous solution of 3 um of hydroxide. After thoroughly washing with water, the mixture was dried over magnesium sulfate. The solvent was evaporated under reduced pressure to obtain an oil. Yield 258f! (78,2%) This oily substance 60F (0
, 1211mo+) Schiff, = le x-chill 1212
Add to the water and heat and stir vigorously on a 250μ oil bath.

放冷後、n−ヘキサンを加えて放置する。析出する結晶
をr取し、酢酸エチルから再結晶して標記化合物を得る
。収量28.3IC524%)  融点 142υ 赤外線吸収スペクトル(νK B r 1−)MムX 1650.1585.1410,1300.1030核
磁気共鳴スペクトルJ (CDC’1. )142(3
H,三重線、 −OCHmCHa)3.611(3H,
−重線、−OC比)4.31(2H,−重線、−8−C
1ふ+)4、45 (2H,Ii1重L −OCH,C
Hs )6フ5(2H,二重線、p−メトキシフェニル
基のC/ −H。
After cooling, add n-hexane and leave to stand. The precipitated crystals are collected and recrystallized from ethyl acetate to obtain the title compound. Yield 28.3 IC524%) Melting point 142υ Infrared absorption spectrum (νK B r 1-)
H, triplet, -OCHmCHa)3.611(3H,
- heavy line, -OC ratio) 4.31 (2H, - heavy line, -8-C
1fu+)4,45 (2H,Ii1fold L -OCH,C
Hs)6F5(2H, doublet, C/-H of p-methoxyphenyl group.

Cm’−H) 7.27 (2H,三重線s  P−1)4シフxニル
基ノcl−HoC・’−H) 7.70 (IH,二重線、C,−H)7.72(IH
,二重線、C3−H) 13.17(IH,−重!I、 −〇H)元素分析値(
CHHyCI FNOa8として)理論値(*)   
C:56.94  H:4.06  N:3.12実施
例 3゜ 6.7−ジフルオロ−4−へイドpキシ−2−(4−メ
トキシベンジルチオ)キノリン−3−カルボン酸エチル
エステル3.4−ジフルオワアニリン20.7gとトリ
エチルアミン48.6gを水冷攪拌下に二硫化炭素12
.2gを滴加する。2時間攪拌後−屓応液を冷蔵庫中で
20時間放り析出晶を枦取しエーテルで洗浄―風乾。P
取した黄色晶のジチオカルバメート体33厘とトリエチ
ルアミン120gをクロνホルムs〇−に加え水冷攪拌
下にり胃ル炭酸エチル119gを滴加する。水冷下に1
時間次いでi1濡で2時間度応後反応液を水洗して乾燥
しりawホル^を留去する。8留倫をn−へ、キサンに
溶解しシリカゲルカラム(シリカゲルsog)を通して
れ−ヘキサンを留去し。
Cm'-H) 7.27 (2H, triplet s P-1) 4 Schifnyl group no cl-HoC・'-H) 7.70 (IH, doublet, C, -H) 7.72 (IH
, double line, C3-H) 13.17 (IH, -heavy!I, -〇H) elemental analysis value (
CHHyCI FNOa8) Theoretical value (*)
C: 56.94 H: 4.06 N: 3.12 Example 3゜6.7-difluoro-4-hide p-x-2-(4-methoxybenzylthio)quinoline-3-carboxylic acid ethyl ester 3 .20.7 g of 4-difluoroaniline and 48.6 g of triethylamine were mixed with 12 carbon disulfide while stirring under water cooling.
.. Add 2g dropwise. After stirring for 2 hours, the reaction solution was left in a refrigerator for 20 hours, and the precipitated crystals were taken out and washed with ether, followed by air drying. P
33 g of the yellow crystal dithiocarbamate compound and 120 g of triethylamine were added to chloroform s<0>-, and 119 g of ethyl carbonate was added dropwise under water cooling and stirring. 1 under water cooling
After reaction for 2 hours, the reaction solution was washed with water and dried, and the aw hol^ was distilled off. 8. Dissolve the distillate in xane and pass through a silica gel column (silica gel SOG) to distill off the hexane.

3.4−ジフルオpフェニルインチオシアネート10.
1gを得る。
3.4-difluorophenylthiocyanate 10.
Obtain 1g.

水晶化ナトリウム(501泊)290gを無水テトラヒ
ト四7ラン601IIl#にサスペンドしt水冷攪拌下
ジエチル!冑ネートsstgを滴下する・滴加後寅瀉で
1時間攪拌後再度氷冷し前記イソチオシアネーシ体94
1gを滴加して同様に室温で1時間攪拌を続ける。冷蔵
庫中で15時間放Ihl1[析出晶をデ取、エーテル洗
浄する。炉液を濃縮し、残渣にエーテルを加えて不溶晶
を炉取し一エーテル洗浄して風乾。P取したナトリウム
塩187gをジメチルホルムアミド30−に溶解し―氷
冷攪拌下にP−メトキシベンジルクロライドを滴加する
Suspend 290 g of sodium crystallization (501 night) in anhydrous tetrahydrochloride 601 II # and diethyl under water cooling with stirring! Add dropwise sstg. After the dropwise addition, stir for 1 hour using a filter and cool on ice again to obtain the isothiocyanesi compound 94.
Add 1 g dropwise and continue stirring at room temperature for 1 hour. Leave in the refrigerator for 15 hours to remove the precipitated crystals and wash with ether. Concentrate the furnace liquid, add ether to the residue, remove the insoluble crystals from the furnace, wash with ether, and air dry. 187 g of the sodium salt from which P was removed was dissolved in 30% dimethylformamide, and P-methoxybenzyl chloride was added dropwise while stirring under ice cooling.

水冷下30分後室温にて2時間攪拌する。反応液を水に
注ぎ一りレロホルムで2回抽出し、3回水洗して乾燥後
りWaホルムを留去し残留物ll59gを得る。この物
をジアエニルエーテル60mに加えて250℃の油浴上
で、!2分間加熱攪拌する。冷後−n−ヘキサン150
−を加えて放置し、析出晶をF取する。
After cooling with water for 30 minutes, the mixture was stirred at room temperature for 2 hours. The reaction solution was poured into water, extracted twice with Leroform, washed three times with water, dried, and Waform was distilled off to obtain 1159 g of a residue. Add this substance to 60ml of dienyl ether and place on a 250°C oil bath! Heat and stir for 2 minutes. After cooling - n-hexane 150
- is added and left to stand, and the precipitated crystals are collected by F.

炉取した結晶を酢酸エチルから再結晶し、6.7−ジフ
ルオーー4−ハイトリキシ−2−(4−メトキシベンジ
ルチオ)キノリン−3−カルボン酸エチルエステルを7
.7g得る。mり1!!0〜1℃ 元素分析値(C宵@Hsq RNへSとして)理論値(
%)C=!5G、25  l■−4,23N=3.45
夾測値(%)Cm59112  H−4,28N=3.
28赤外線吸収スペクトル(KBr+a11−1)11
@5#1610.1590,1570.1510核磁気
共鳴スペクトル δ(CD01m )11.47 (3H,三m、−oc
ル鵠)I3.74(IH,−重線5ocks  )、4
.!16(!H,−重量a−CH*Ar)*447(2
H−四重線、OCHmCHa )、6.7!1(2H,
二重線、P−メトキシベンジル基のCs士、C,−H)
、7.24(2H,二重線、IP= l ) + シヘ
ンシ+jノcf’−H# Cs’−H) $ 7.44
 (I Hm二重1−二重g、c・−H)−7,80(
IH,〕−二重縞、Cs −H) −13,20(IH
I巾広い一重輪、−0H)実施例 4゜ 6.7−ジアルオa−4−ハイドレキシー2−メルカプ
トキノリン−3−;hルボン酸エチルエステル6.7−
ジフルオレー4−ハイドロキシ−2−(4−メトキシベ
ンジルチオ)キノリン−3−カルボン酸エチルエステル
5.76gを−IB℃に冷却したトリフルオ四メタンス
ルホン酸12.8go”)リフルオロ酢酸ss、sgm
よびアニソール9.22gの混液の中に加えて80分間
攪拌−後徐々に室温にもどして2時間攪拌する。反応液
を40℃以下の水浴上で減圧下に濃縮し#残青物に氷水
を加え一冷却下に20 % NaOH水溶液でアルカリ
性とする。これにエーテルを加えて分液し一水層を酢酸
で酸姓とし一氷冷放置して析出晶を枦取−水洗して黄色
針状晶を得る・得量364g(9(NG)  mp 2
08℃(分解)元素分析値(Ct*He Pt Nへ8
として) “理論値(%)C−50J3   H=3.
18   Nミ4.91実測値(襲)  C−1$0.
69   H=3.26   N=4.81赤外線吸収
スペクトル(KB r 書01− ’ ) e3100
#164!!*15G+5−1!$15−1430核磁
気共鳴スペクトル J(CFmCOmD)tl、62(,3Ht4c!!、
  −OCH*  CH,)  。
The collected crystals were recrystallized from ethyl acetate to give 6,7-difluor-4-hytrixy-2-(4-methoxybenzylthio)quinoline-3-carboxylic acid ethyl ester.
.. Get 7g. mri1! ! 0~1℃ Elemental analysis value (C night @ Hsq RN as S) Theoretical value (
%)C=! 5G, 25 l - 4,23N = 3.45
Expected value (%) Cm59112 H-4,28N=3.
28 Infrared absorption spectrum (KBr+a11-1) 11
@5 #1610.1590, 1570.1510 Nuclear magnetic resonance spectrum δ (CD01m) 11.47 (3H, 3m, -oc
I3.74 (IH, - double line 5ocks), 4
.. ! 16(!H,-weight a-CH*Ar)*447(2
H-quartet, OCHmCHa), 6.7!1 (2H,
Double line, Cs of P-methoxybenzyl group, C, -H)
, 7.24 (2H, double line, IP=l) + shift + j no cf'-H# Cs'-H) $ 7.44
(I Hm double 1-double g, c・-H) -7,80(
IH,]-double stripe, Cs-H) -13,20(IH
I wide single ring, -0H) Example 4゜6.7-Dialo a-4-hydrexy 2-mercaptoquinoline-3-; h Rubonic acid ethyl ester 6.7-
5.76 g of difluoro-4-hydroxy-2-(4-methoxybenzylthio)quinoline-3-carboxylic acid ethyl ester was cooled to -IB°C.
The mixture was added to a mixed solution of 9.22 g of anisole and stirred for 80 minutes, then gradually warmed to room temperature and stirred for 2 hours. The reaction solution is concentrated under reduced pressure on a water bath at 40° C. or lower, ice water is added to the residual blue matter, and the mixture is made alkaline with 20% NaOH aqueous solution while cooling. Ether was added to this to separate the layers, and the aqueous layer was acidified with acetic acid, left to cool on ice, and the precipitated crystals were collected and washed with water to obtain yellow needle-shaped crystals. Yield: 364 g (9 (NG) mp 2)
08℃ (decomposition) elemental analysis value (Ct*He Pt N 8
) “Theoretical value (%) C-50J3 H=3.
18 N Mi 4.91 actual value (attack) C-1 $0.
69 H=3.26 N=4.81 Infrared absorption spectrum (KB r book 01-') e3100
#164! ! *15G+5-1! $15-1430 Nuclear magnetic resonance spectrum J (CFmCOmD) tl, 62 (,3Ht4c!!,
-OCH*CH,).

4.74(2H,四重線、 −OCH,CH,)、7.
68(18,二重−二重線Cm −H)−8,20(I
H−二重−二重線−Cs −H)夷−例 5゜ 6.1−ジクpロー4−ヒトジオキシ−2−(4−メト
キシベンジルチオ)キノリン−3−力〜ボン酸エチルエ
ステル3.4−ジグ00フエニルアミノメルカプトメチ
レンマシン−ジエチルエステル9.0 g (0,02
5mol)  をア七トニシリル20M &:@解し一
無水脚酸カリ4.2 g (0,080mol )を加
え水冷攪拌下にP−メトキシペンシルク叶イド5.1g
(0,030mol)を滴下する。水冷攪拌1時間、室
温攪拌2時間後濃縮し残留物に水を加えりtwoホルム
で抽出11水洗謬乾燥を濃縮して油状物12.0gを得
る。このものをジフェニルエーテル241!に溶解し2
50℃−器分間加熱攪拌する。冷却後アセジニトリルを
加え析出する結晶を7′″ト“トリ?ら再結晶5て標記
化合物を得た。414 g (882%)無色針状結晶
 融点 111−2℃元素分析値(C紳ル、CI、NO
48として)計算値(jG)C=lS4.IO,)I=
8.91e  N=8.20夷漉値(%)C−!i4.
91.H=3.82.N=3.11   ’赤外111
1@収スペクトル (にBrag−1)18jSs−1
81B*1!l?j$−1515,1415yi220
*103G−000 幀磁気共鳴スペクトル a(cnClm)1.4!!(
3H,三重g、−0CR,CHa )、3.72(3H
,−重線一−0CR[有])、4.31(2H,−重g
 、−C)11−8−)、 4.42 (2H。
4.74 (2H, quartet, -OCH,CH,), 7.
68(18, double-double Cm-H)-8,20(I
H-Double-Doublet-Cs-H)Yi-Example 5゜6.1-Dichloro-4-humandioxy-2-(4-methoxybenzylthio)quinoline-3-force~Bonic acid ethyl ester 3. 4-Zig00 Phenylaminomercaptomethylene machine-diethyl ester 9.0 g (0,02
5 mol) was dissolved in 20M &:@ of a7-tonisylyl, 4.2 g (0,080 mol) of potassium monoanhydride was added thereto, and 5.1 g of P-methoxypencil acid was added under stirring while cooling with water.
(0,030 mol) was added dropwise. After stirring in water for 1 hour and stirring at room temperature for 2 hours, the mixture was concentrated, water was added to the residue, extracted with two forms, washed with water, dried, and concentrated to obtain 12.0 g of an oily substance. This stuff is diphenyl ether 241! Dissolved in 2
Heat and stir at 50°C for a minute. After cooling, acedinitrile was added and the precipitated crystals were separated by 7'''. The title compound was obtained by recrystallization. 414 g (882%) Colorless needle crystals Melting point 111-2℃ Elemental analysis (C Gentle, CI, NO
48) Calculated value (jG)C=lS4. IO,)I=
8.91e N=8.20 Yishi value (%) C-! i4.
91. H=3.82. N=3.11 'Infrared 111
1@Yield spectrum (Ni Brag-1) 18jSs-1
81B*1! l? j$-1515,1415yi220
*103G-000 Magnetic Resonance Spectrum a (cnClm) 1.4! ! (
3H, Mie g, -0CR, CHa), 3.72 (3H
, - heavy line 1-0CR [with]), 4.31 (2H, - heavy g
, -C)11-8-), 4.42 (2H.

四重1l−OCH,CH暴)1.75(2H嘗二重線膠
P−メトキシフェニル基のc−、cs−n)、y、5o
Bu、二重輪、P−メトキシフェニル基の(二;、Cニ
ーH)、  7.711(IH,−重、C鴫−H)・1
11(IH・−重線。
Quadruple 1l-OCH, CH group) 1.75 (2H double line glue P-methoxyphenyl group c-, cs-n), y, 5o
Bu, double ring, P-methoxyphenyl group (2;, C-H), 7.711 (IH,-heavy, C-H)・1
11 (IH・- heavy line.

C,−H) 実施例 6゜ 6.1−ジクロw−4−とド鑓キシー2−メルカプFキ
ノリン−3−カルボン酸エチルエステル トリフ8オロメタンスにホン酸11.0g(0,073
mol)、)リフルオロ酢酸410 g (0,048
mol)、アニソール711g(0071m・1)の混
合物を一10℃に冷却し、攪拌下に6.7−ジクシ四−
4−ヒト田オキシー雪−(4−メトキシベンジルチオ)
キノリン−3−カルボン酸エチルエステル4、Og(0
,009m$1)を徐々に加える・Wi湯温攪拌1時間
後圧濃縮して得られる赤色油状物を氷水中に注ぎ析出す
る黄色結晶をIN水酸化ナトリウム溶液に溶解してエー
テルにて洗浄し9次いで酢酸にて中和して析出する結晶
を炉取し標記化合物を得る自 2615g(927%)黄色結晶−融点217〜8℃(
分解)元素分析値((u)L Cl* Not 8とし
て)計算値(優)C=45.80.Hな2.85.  
 N=4.40実測値(襲)C=45.42.H士17
B、   N=4.32赤外線吸収スペクトル (KB
r tsg−1)1627sl!!70t1422e1
150t1035*8!1O−800歓磁気共鳴スペク
トル δ(CF、CへD)1.65(3H,、E重@1
iocH,鵠)、4.88(2H,四重線。
C, -H) Example 6 11.0 g of fonic acid (0,073
mol),) 410 g (0,048
A mixture of 711 g (0071 m mol) of anisole was cooled to -10°C, and 6.7-dixi-4-
4-Hitodaoxyyuki-(4-methoxybenzylthio)
Quinoline-3-carboxylic acid ethyl ester 4, Og(0
,009m$1) was gradually added to the mixture. After stirring at a hot water temperature for 1 hour, the resulting red oil was concentrated under pressure, and the resulting red oil was poured into ice water. The precipitated yellow crystals were dissolved in IN sodium hydroxide solution and washed with ether. 9 Then, neutralize with acetic acid and collect the precipitated crystals in a furnace to obtain the title compound (2615 g (927%) yellow crystals, melting point 217-8°C (
Decomposition) Elemental analysis value ((u)L Cl* Not 8) Calculated value (excellent) C=45.80. H2.85.
N=4.40 Actual value (attack) C=45.42. H-shi 17
B, N=4.32 infrared absorption spectrum (KB
r tsg-1) 1627sl! ! 70t1422e1
150t1035*8!1O-800 magnetic resonance spectrum δ (CF, D to C) 1.65 (3H,, E weight @1
iocH, Mouse), 4.88 (2H, quartet.

−0CR,CHa)、7.96(IH,−重4 C,−
H)、8.50(IH,−31111、Cs −H) 実施例 7゜ 7−りa vx −@、 @−ジフルオo −4−ヒド
ロキ?1−2−(4−メトキシベンジルチオ)キノリン
−3−カルボン酸エチルエステル ”)50sszO)乾燥ベンセン+c+#*Xケン4J
 g (0,04?mol )ヲ溶解し水冷攪拌下に3
−り曹し−λ4−ジフルオ窒アニリンフ、0f(0,0
41mol)とトリzf*7 叱ン18g (0,09
41mol)を乾燥ベンゼン10m1に溶解した溶液を
滴下する。童瀉攪拌1時間後内容物を濃縮残留物をn−
ヘキサンにて抽出し紬゛出物をシリカゲルカラムりpマ
ドグラフィーにて精製し、油状物として3−タレ四−2
.4−ジフルオW7zニルイ’/fオシアネートt、s
g(1γ襲)を得る。
-0CR,CHa), 7.96(IH, -C, -
H), 8.50 (IH, -31111, Cs -H) Example 7゜7-ri a vx -@, @-difluoro-4-hydroxy? 1-2-(4-Methoxybenzylthio)quinoline-3-carboxylic acid ethyl ester") 50sszO) Dry benzene+c+#*Xken 4J
Dissolve g (0.04?mol) and stir with water cooling.
- Sodium soda - λ4-Difluoronitrogen aniline, 0f (0,0
41mol) and Torizf*7 scolding 18g (0,09
A solution of 41 mol) dissolved in 10 ml of dry benzene is added dropwise. After stirring for 1 hour, the contents were concentrated and the residue was
After extraction with hexane, the extract was purified by silica gel column and p-mudography, and the 3-tare 4-2
.. 4-difluor W7z Nilui'/f oceanate t,s
g (1γ attack) is obtained.

赤外m吸収スペクトル 4mat  (C2)2000
−1490s141$2−1820*1270p121
0−1021−810 狐 b)水讃化+トvウム(鉱油sos )0.5g (0
,01@Imof)を乾燥テトッヒドW7ラン4o−中
に履濁し拳!pン酸ジエチルエステル1.γIg(0,
0111mol)を滴下する。
Infrared m absorption spectrum 4mat (C2) 2000
-1490s141$2-1820*1270p121
0-1021-810 Fox b) Susanka + Tovum (mineral oil SOS) 0.5g (0
, 01 @Imof) with a fist during the dry Tetohid W7 run 4o-! p-acid diethyl ester 1. γIg(0,
0111 mol) was added dropwise.

室温にて30分間攪拌後8−りeta−2t 4−#y
ルオwフェニルインチオシアネー) 1.11 fs 
Ij (0,009mol )を加える。
After stirring at room temperature for 30 minutes, 8-ri eta-2t 4-#y
Luo w Phenyl Inthi Oceane) 1.11 fs
Add Ij (0,009 mol).

1時間室温攪拌後内容物を濃縮して得られる残留物を酢
酸エチルに溶解しIN−ホー化ナトリウム溶液にて抽出
1次いで酢酸酸性とし遊離する油状物を酢酸エチルにて
抽出し、濃縮して3−りam−2,4−ジフルオロフェ
ニルアミノメルカブトメチレンマ田ン讃ジエチルエステ
ル215Bg(7γ、Ijりを得る。
After stirring at room temperature for 1 hour, the contents were concentrated, the resulting residue was dissolved in ethyl acetate, extracted with IN-sodium foride solution, then acidified with acetic acid, and the liberated oil was extracted with ethyl acetate, concentrated. 3-am-2,4-difluorophenylaminomerkabutomethylene diethyl ester 215Bg (7γ, Ij) is obtained.

赤外Im@収スペクト#  neat  (m−1)3
800.3000.1740.16G8.149114
00゜131G、1210.1020 核磁気共鳴スペクトル a(CDC1,)IJO(6H
,EIEii 、 2−CH1* C)& )、、4.
25 (4H,ffi重線。
Infrared Im@Collection spectrum #neat (m-1)3
800.3000.1740.16G8.149114
00°131G, 1210.1020 Nuclear magnetic resonance spectrum a (CDC1,) IJO (6H
,EIEii,2-CH1*C)&),,4.
25 (4H, ffi heavy line.

2−CHICHI)、5.00(IH,−fgg、−8
H)、6.91(IH。
2-CHICHI), 5.00 (IH, -fgg, -8
H), 6.91 (IH.

多重@e C4−H) 、8.10(IH−多重線、 
Cs −H)C) 3−りaa−2,4−ジフルオシフ
ェニルアミノメルカブトメチレン!四ン酸ジエチルエス
テル2.8 g (0,0068mol)をアセトニト
リル5oakに溶解し、炭酸カリウム0.958g(0
,0072mol)!、110え氷冷攪拌下にp−メト
キシベンジルクーライドを滴下する。1時間攪拌し内容
物を濃縮、!I留物をりwtiホルムにて抽出、水洗、
乾燥、濃縮し油状物348gを得る。このものを0−ジ
クaaベンゼン30atに溶解シ160℃で10分間加
熱する。0−ジクwoベンゼンを可及的に留去し残留物
にn−へキサンを加えて析出する結晶を枦取し標記化合
物を得る。1.60g(53,5%)元素分析値 (C
1@H1@CI P、 No48として)計算値(弧)
C14111,H:3.6?、N:3.18夷瀾値(%
)CIL181eH$3.114  NS2.i17赤
外lI@収スペク)#  KBr(am−1)tsas
h18110e14$18−1441$−1301−1
288−11115,1(140 核磁気共鳴スペクトル δ(CDC1m)   ’□1
.84(3H−三重線、 −0CR,cH,) C3,
71(8H、−重5−−0CHa ) 、44 G (
2H、−重171 、−CH,−@−OCH,)4.8
O(2H1IQi重g 、 −OC&CHs ) 、 
6.73 (2H−二重線。
Multiple @e C4-H), 8.10 (IH-Multiple,
Cs -H)C) 3-riaa-2,4-difluorocyphenylaminomercabutomethylene! 2.8 g (0,0068 mol) of diethyl tetraphosphate was dissolved in 5 oaks of acetonitrile, and 0.958 g (0.0
,0072mol)! , p-methoxybenzyl coolide was added dropwise to the flask under ice-cooling and stirring. Stir for 1 hour and concentrate the contents! Extract the I distillate with wti form, wash with water,
Dry and concentrate to obtain 348 g of oil. This product was dissolved in 30 atm of 0-dichlorobenzene and heated at 160°C for 10 minutes. 0-Dibenzene is distilled off as much as possible, n-hexane is added to the residue, and the precipitated crystals are collected to obtain the title compound. 1.60g (53.5%) Elemental analysis value (C
1@H1@CI P, as No48) Calculated value (arc)
C14111, H:3.6? , N: 3.18 impurity value (%
) CIL181eH$3.114 NS2. i17 infrared lI @ collection spec) # KBr (am-1) tsas
h18110e14$18-1441$-1301-1
288-11115,1 (140 Nuclear magnetic resonance spectrum δ (CDC1m) '□1
.. 84 (3H-triplet, -0CR,cH,) C3,
71 (8H, -heavy 5--0CHa), 44 G (
2H, -heavy 171, -CH, -@-OCH,)4.8
O(2H1IQi weight g, -OC&CHs),
6.73 (2H-double line.

p−メトキシベンジル等のC,、C嘗−H)、7.1I
I5(2H−二重線−p−メトキシベンジル等のC,、
CrH)7.57 (IH,二重線。
p-methoxybenzyl etc., 7.1I
I5 (C, such as 2H-double-p-methoxybenzyl,
CrH)7.57 (IH, double line.

三重線、 C,−H) 実施例 8 7−クロ四6.8−ジフルオ田−4−ヒト田オキシ−2
−メルカプトキノリン−4−カルボン酸エチルエステル
トリフルオロメタンスルホン酸3.28 g (0,O
12mol )、アニソ−C2,36g(0,022m
ol)e)リフルオリ酢酸144gの混合物を氷冷し攪
拌しなから7−りw a −9,@−ジフルオ四−4−
ヒドロキシー2−(4−メトキシベンジルチオ)キノリ
ン−4−カルボン酸エチルエステル1.60g を加え
る。Wi1温1時間攪拌後減圧漉縮し残留物にIN−水
讃化ナトリウム水溶液40−を加えこの溶液をエーテル
にて洗浄後参酢謙にて中和し一析出する結晶をF取。し
て水洗−風乾し、標記化合物を得る。
Triple line, C, -H) Example 8 7-Chloro6.8-difluoro-4-Hitotaoxy-2
-Mercaptoquinoline-4-carboxylic acid ethyl ester trifluoromethanesulfonic acid 3.28 g (0,0
12 mol), Aniso-C2, 36 g (0,022 m
ol) e) A mixture of 144 g of difluoroacetic acid was cooled on ice and stirred.
Add 1.60 g of hydroxy-2-(4-methoxybenzylthio)quinoline-4-carboxylic acid ethyl ester. After stirring for 1 hour at Wi1 temperature, it was filtered under reduced pressure, and to the residue was added 40% of an IN-sodium hydrantide aqueous solution, and after washing this solution with ether, it was neutralized with vinegar and the precipitated crystals were collected by F. Wash with water and dry in air to obtain the title compound.

720mg (62,1%)黄色針状結晶融点 203
〜5℃ 元素分析値 (C1IIsCI Fs NOx 8とし
て)ltX値($)C:45.0g、H:2.52.N
:4.38輿測値(幻C:4!!、16.H:2.50
  N:4.011赤外11@収スペク)#   KB
r(aII−1)1640*1B75e14g0s14
50s13J15el180*1070.1040 被磁気共鳴スペクトル δ(CF、 CO,D)1.6
1(3H−三重線−QC)(り4a )、4.76(2
H,四重線。
720mg (62,1%) Yellow needle crystals Melting point 203
~5℃ Elemental analysis value (as C1IIsCI Fs NOx 8) ltX value ($) C: 45.0g, H: 2.52. N
: 4.38 measurements (phantom C: 4!!, 16.H: 2.50
N: 4.011 infrared 11 @ collection spec) # KB
r(aII-1)1640*1B75e14g0s14
50s13J15el180*1070.1040 Magnetic resonance spectrum δ(CF, CO, D) 1.6
1 (3H-triple line-QC) (RI4a), 4.76 (2
H, quartet.

実施例9 4−ヒドロキシ−2−(4−メトキシベンジルチオ)−
6,7−メチレンシオキシキノリンー3−カルボン酸エ
チルエステル3.4−メチレンジオキシアニリン4GF
とトリエチルアiン5aspを氷冷攪拌下に二硫化炭素
21.7Fを滴下する。水冷下意時間攪拌後、冷蔵庫内
で一夜放置する。析出結晶をFJ[L、エーテルで洗浄
後、風乾して94g6の収率でジチオカルバメート体を
得る。
Example 9 4-hydroxy-2-(4-methoxybenzylthio)-
6,7-methylenecyoxyquinoline-3-carboxylic acid ethyl ester 3,4-methylenedioxyaniline 4GF
21.7F of carbon disulfide was added dropwise to the mixture and triethylamine 5asp while stirring under ice cooling. After cooling with water and stirring for a while, leave it in the refrigerator overnight. The precipitated crystals were washed with FJ[L and ether and then air-dried to obtain a dithiocarbamate in a yield of 94 g6.

ジチオカルバメート体ss、spとトリエチルフィンB
49をクロロホルム400IIt中に加え、水冷攪拌下
、クロル炭酸エチル36りを滴下する。冷却下に1時間
攪拌反応し9反応液を水洗して乾燥しり費ロホルムを留
去する。*W物をベンゼンに溶解し。
Dithiocarbamate ss, sp and triethylfin B
49 was added to 400 IIt of chloroform, and 36 μl of ethyl chlorocarbonate was added dropwise while stirring while cooling with water. The reaction was stirred for 1 hour under cooling, and the reaction solution was washed with water, dried, and the roform was distilled off. *Dissolve W in benzene.

シリカゲルカラムり四マド(シリカゲル300fりを通
して精製し、ベンゼンを留去して1,4−メチレンジオ
今タフェニルイソチオシアネー)418!!j’(収率
94%)を得る。
418! ! j' (yield 94%) is obtained.

水素化ナトリウム(5(1%鉱油)13.7Fを無水テ
トラヒトa7’)7660dにナスペンドV、水冷攪拌
下ジエチルマロネート457Fを滴下する0滴下後、i
1温で2時間攪拌後、J’j度氷冷し。
Sodium hydride (5 (1% mineral oil) 13.7F to anhydrous tetrahedral a7') 7660d, Naspend V, water cooling with stirring, add diethyl malonate 457F. After 0 drops, i
After stirring at 1 temperature for 2 hours, cool on ice.

前記イソチオシアネート体4flkSPを滴下したのち
、室温で2時間攪拌を続ける0反応液を減圧下に鍛縮し
残渣にn−ヘキサンを加えて結晶化し、析出結晶をF版
する。結晶を1−へ中サンで洗浄し、風乾、F取したナ
トリウム塩117fIをジメチルホルム7t トzoe
IIt&1:*解し、氷冷Il拌下p−メト中シベンジ
ルク0ライドを滴下する0滴下後、室温に戻し4時間攪
拌する1反応液を水の中に注ぎエーテルで抽出し、エー
テル層を2N−NaOHモ器で洗浄後、3胞水洗する。
After the isothiocyanate compound 4flkSP was added dropwise, the 0 reaction solution was kept stirring at room temperature for 2 hours, and the reaction solution was forged under reduced pressure. N-hexane was added to the residue to crystallize it, and the precipitated crystals were subjected to F-plate. The crystals were washed with a medium-sized saline, air-dried, and the recovered sodium salt 117fI was dissolved in 7t of dimethylform.
IIt & 1: *Dissolve and add cibenzyl chloride dropwise in p-meth under stirring on ice. After dropping, return to room temperature and stir for 4 hours. 1. Pour the reaction solution into water and extract with ether, and extract the ether layer with 2N - After washing with NaOH container, wash 3 cells with water.

エーテル層を乾燥、留去する。The ether layer is dried and distilled off.

残留物をベンゼンに1#解しシリカゲルカラムクロマト
(シリカゲル500p)を通じて精製しべ/ゼンを留去
して残留物99g1iを得る。
The residue was dissolved in 1 # of benzene and purified through silica gel column chromatography (silica gel 500p) to remove purified stamens/zene to obtain 99g1i of a residue.

11r11B−ベンジル体209をシフ翼ニルエーテル
40fの中に加え250υに加温した油浴上で5分間加
熱攪拌する。冷後、1−ヘキナンを加えて放置し、析出
結晶をFJ[する、PMiした結晶を酢酸工・チルから
再結晶して4−ヒドロキシ−2−(4−メトキシベンジ
ルチオ)−47−メチレンシオキシキノリンー3−カル
ボ2酸エチルエステ#1asP1−得る。  smp1
50〜15ffiυ元素分析値(CaHnNOJとして
) 理論値(*)   C=61.0OH=443   N
=&39夷測値(516)   C=6107  H=
4.5I   N=138赤外Is&収xへI ) ル
(KBr、 ff1−”)、 1@50.1610.1
5111e被磁気共鳴スペクトル J (CDC1m)
1.411(3H,三重線、 −〇〇Hafi)、 3
.78(3H,−重線、 −QC)&)4.41 (2
B、 −III、 −西−A+→、 4.411(2H
,四重I1.−OCH!cHa)。
11r11B-benzyl derivative 209 was added to Schiff wing nyl ether 40f, and heated and stirred for 5 minutes on an oil bath heated to 250 υ. After cooling, 1-hexane was added and allowed to stand, and the precipitated crystals were subjected to FJ [PMi], and the crystals were recrystallized from acetic acid and chloro to give 4-hydroxy-2-(4-methoxybenzylthio)-47-methylene silane. Oxyquinoline-3-carboxylic acid ethyl ester #1asP1- is obtained. smp1
50~15ffiυ Elemental analysis value (as CaHnNOJ) Theoretical value (*) C=61.0OH=443 N
=&39I measurement value (516) C=6107 H=
4.5I N=138 infrared Is & collection
5111e magnetic resonance spectrum J (CDC1m)
1.411 (3H, triple line, -〇〇Hafi), 3
.. 78 (3H, -double line, -QC)&)4.41 (2
B, -III, -West-A+→, 4.411 (2H
, quadruple I1. -OCH! cHa).

6.01 (2H,−重鐘、0−C1,−0−)、6.
7(2H,二重線、p−メトキシベンジル基のC;−H
,Cご一〇)、 7.42(!H,二重二重線−p−メ
トキシベンジル基ニーH,cニーH>、 7.08(I
H,−重量、 C−11H)。
6.01 (2H, -jukan, 0-C1, -0-), 6.
7 (2H, doublet, C of p-methoxybenzyl group; -H
, C 10), 7.42 (!
H, - weight, C-11H).

7.45(IH,−重1m、 C−5)1)、 1z9
s(in、−重線、 −0H)。
7.45 (IH, - weight 1m, C-5) 1), 1z9
s(in, - double line, -0H).

実施例10 4−ヒドロキシ−2−メルカプト−6,7−メチレンジ
オ中シ中ノリンー3−カルボン酸エチルエステル エチル6.7−メテレンジオキシー4−ノ1イドロ命シ
ー2−(4−メトキシベンジルチオ)中ノリノー3−カ
ルボキクレート1aspを一15υに冷却したトリフル
オa−タンスルホン酸11.1jl)リフルオロ酢酸1
1SPおよびアニソールia、zpの混液の中に加えて
30分間攪拌後、徐々に室温に戻し2時f攪拌する0反
応液を46tl以下の水浴上で減圧下濃縮し、残留物に
氷水を加え冷却下で2096NaOH水廖液でアルカリ
性とレエーテルで抽出する。水層を酢酸で酸性とすると
、結晶が析出する。析出結晶をFJ[L、十分に水洗し
た後、KtOHで洗浄し黄色結晶の標記化合物7.is
pを得る。
Example 10 ethyl ester of 4-hydroxy-2-mercapto-6,7-methylenedioxy-2-(4-methoxybenzylthio)-3-carboxylic acid Trifluoro-a-thanesulfonic acid 11.1jl) Lifluoroacetic acid 1 in which 1asp of Nakanolino 3-carboxylate was cooled to -15υ
1 Add to a mixture of SP, anisole ia, and zp and stir for 30 minutes, then gradually return to room temperature and stir for 2 hours.Concentrate the reaction solution under reduced pressure on a water bath of 46 tl or less, add ice water to the residue, and cool. Extract with alkalinity and ether with 2096 NaOH aqueous solution. When the aqueous layer is made acidic with acetic acid, crystals are precipitated. The precipitated crystals were thoroughly washed with water and then with KtOH to give the title compound 7. as yellow crystals. is
get p.

元素分析値(CnHuNOs8・几0として)理論値(
96>   C=50.15   H=356   N
=4.SO実測値(*)   C=50.45   H
=@、68   N=4411赤外線吸収スペクトル(
KBr、Ql−’)  1646.1590被磁気共鳴
スペクトル δ(CFICOOD)1.61(IH,三
重線、 −0CHtCHa)、 489 (2)1. 
ff1ll線。
Elemental analysis value (as CnHuNOs8・几0) Theoretical value (
96> C=50.15 H=356 N
=4. SO actual measurement value (*) C=50.45H
=@, 68 N=4411 infrared absorption spectrum (
KBr, Ql-') 1646.1590 Magnetic resonance spectrum δ (CFICOOD) 1.61 (IH, triplet, -0CHtCHa), 489 (2)1.
ff1ll line.

−0CLCHa)、428(2H,−重線、 −〇CI
(*O−)、 ?、111(IH,−重線、 CM−H
)、 7.65(IH,−重鐘、C・−H) 笑施#111 1−エチル−3−エチルチオ−6,7−メテレンジオキ
シー4−オキノ命ノリンー3−カルlン酸エチルエステ
ル4−ヒドロキシ−2−メルカプト−6,7−メチレン
ジオキシ中ノリンー3−カルボン酸エチルエステルs、
op(o、oiyモル)をジメチルホルムア建ドSad
に溶解し、炭酸カリクムi6りの存在下意温攪拌下に一
一ドエチル&Ofを滴加する。2時間攪拌後反応液を減
圧下に鋳着し、 +iugua漬に10を加え不溶晶を
酢酸エチルで抽出、水洗して乾燥し、酢酸エチルを留去
して結晶性残漬4.2fを得。
-0CLCHa), 428 (2H, - double line, -○CI
(*O-), ? , 111 (IH, - double line, CM-H
), 7.65 (IH, -jukan, C・-H) Shose #111 1-Ethyl-3-ethylthio-6,7-methylenedioxy-4-okinomenorine-3-carlinic acid ethyl ester 4 -Norine-3-carboxylic acid ethyl ester in hydroxy-2-mercapto-6,7-methylenedioxy s,
op (o, oiy mol) is dimethylformua-based Sad
In the presence of potassium carbonate, 11 doethyl & Of is added dropwise under mild stirring. After stirring for 2 hours, the reaction solution was deposited under reduced pressure, 10 was added to +iugua pickle, the insoluble crystals were extracted with ethyl acetate, washed with water and dried, and the ethyl acetate was distilled off to obtain a crystalline residue of 4.2 f. .

酢酸エチル−1−へ命サン混合溶媒かう、再結晶して標
記化合物3.7Fを得る。融点106v 赤外mawスペクトル(KBr、m−’>1710(+
−jCチル)。
The title compound 3.7F is obtained by recrystallization from a mixed solvent of ethyl acetate and ethyl acetate. Melting point 106v Infrared maw spectrum (KBr, m-'>1710(+
-jC chill).

1@10(X=0)、1570 被磁気共鳴スペクトル δ(CDCIm)1.38(3
H,三重線、 −8C)iacHa)、 142 (6
H,三重線。
1@10 (X=0), 1570 Magnetic resonance spectrum δ (CDCIm) 1.38 (3
H, triple line, -8C)iacHa), 142 (6
H, triple line.

>NCH*CH,、−0CHe(JL)、象25(2H
,IN四重線 −8CHtCH,)。
>NCH*CH,, -0CHe (JL), Elephant 25 (2H
, IN quartet -8CHtCH,).

415.4J2(各2H,各四重纏、 −0CHtCH
,、7MCI(act、)。
415.4J2 (2H each, 4 layers each, -0CHtCH
,,7MCI(act,).

5JI (2H,−重線、 −0CRs’−)、 7.
0G、 7.17(各IH,−重線。
5JI (2H, - double line, -0CRs'-), 7.
0G, 7.17 (each IH, - double line.

Cm H,Cm H) 元素分析値(CI?H1,NへSとして)計算値(%)
   Cm5145   H=5.48   N=4.
01実測値(*)   Cm51411   H=5.
50   N=4.10夷麹例12 1−エチル−2−エチルチオ−6−フルオロ−4−オキ
ソ−1,4−ジヒドロ中ノリンー1−カルボン酸エチル
エステル4−フルオロアニリン5ssyとトリエチルア
ミン269@flを氷冷攪拌下に二硫化炭素101.!
Fを滴下する。水冷下、1時−撹拌を続ける。析出結晶
をFILLエーテルで洗浄後風乾して9s%のべ率でジ
チオカルノリート体を”−る、ジチオカルツリー゛ト′
体z362とトリエチルアミン113#ctaホルム1
.5/φに加え水冷攪拌下クール炭酸エチル1ullり
を滴下する0滴下後、室−温−攪拌を2時間行う。反応
終了後2反応液を水冷下2NHC1で洗浄したのも、3
回水洗する。有機層をMg80aで乾燥後、減圧下に留
去する。残留物をn−ヘキすンに溶解しシリカゲルカラ
ムクロマト(シリカゲルl#)を通して精製し、4−フ
ルオロサスペンドし水冷攪拌下、ジエチルマロネー)5
7.33Fを滴下する0滴下m1. jji!温で攪拌
したのち、前記インチオシアネート体501を滴下する
。31温で、1時間攪拌後5反応液を減圧下に濃縮し、
残漬にエーテル4加えて結晶化する。析出結晶をP坂し
、エーテルで洗浄後風乾する。水素化ナトリウム(50
%鉱t*>1719を無水テトラヒドロ7ラン100W
t&:サスペンドし、その中に前記のナトリウム塩10
11を一度に加え、 50tlで加熱攪拌を30分関行
う、つづいてその中にヨウ化エチル116fIを滴下し
たのち、 Set+で1時間加熱攪拌を行う1反応終了
後、減圧下にN1sを留去し、!!I渣を酢酸エチルエ
ステル100TItにとかし、3目水洗する。有機層を
MgSO4で乾燥して留去する。残渣を一一へdPtン
にとかし、シリ4カゲルカラムクロマト(テリ々ゲル2
00j’)を通して精製し、n−ヘキサノ、を留去して
残留物L4fを得る。この残留物IJ jEにポリリン
酸エステル4.62を加えて100℃で15時間加熱攪
拌する0反応終了後2反応波をクロロホルム505gに
jltPL、て3回水洗し、乾燥後減圧下に留去して残
留物2.9gを得る。この残留物をベンゼンに溶解しシ
リカゲルカラムクロマト(シリカゲル5oy)を通して
精製しベンゼンを留去して′l−エチルー2−エチルチ
オ−6−フルオロ−4−オ午ソー1.4−ジヒドロキノ
リン−3−カルボン酸エチルエステル5oostを得る
。mp91@υ。
Cm H, Cm H) Elemental analysis value (CI?H1,N as S) Calculated value (%)
Cm5145 H=5.48 N=4.
01 Actual value (*) Cm51411 H=5.
50 N=4.10 Koji Example 12 Norine-1-carboxylic acid ethyl ester 4-fluoroaniline 5ssy and triethylamine 269@fl in 1-ethyl-2-ethylthio-6-fluoro-4-oxo-1,4-dihydro Carbon disulfide 101. !
Drop F. Continue stirring for 1 hour under water cooling. The precipitated crystals were washed with FILL ether and air-dried to obtain the dithiocarnolyte with a yield of 9s%.
body z362 and triethylamine 113#cta form 1
.. In addition to 5/φ, 1 μl of cooled ethyl carbonate was added dropwise with water-cooled stirring. After 0 dropwise addition, stirring was carried out at room temperature for 2 hours. After the completion of the reaction, the 2nd reaction solution was washed with 2NHC1 under water cooling.
Wash twice with water. After drying the organic layer with Mg80a, it is distilled off under reduced pressure. The residue was dissolved in n-hexane, purified through silica gel column chromatography (silica gel 1#), suspended in 4-fluoro, and dissolved in diethylmalone under stirring under water cooling.
0 drops ml of 7.33F. jji! After stirring at a warm temperature, the inthiocyanate compound 501 is added dropwise. After stirring for 1 hour at 31°C, the reaction solution was concentrated under reduced pressure.
Add 4 ethers to the residue to crystallize. The precipitated crystals are washed with ether and air-dried. Sodium hydride (50
% mineral t*>1719 anhydrous tetrahydro 7 run 100W
t&: suspend, in which the above sodium salt 10
Add 11 at once and heat and stir at 50 tl for 30 minutes. Next, drop 116 fI of ethyl iodide into it, and heat and stir at Set+ for 1 hour. After 1 reaction, N1s is distilled off under reduced pressure. death,! ! Dissolve the residue in 100 TIt of ethyl acetate and wash with water for a third time. The organic layer is dried with MgSO4 and evaporated. The residue was dissolved in dPt and purified using silica gel column chromatography (Teri gel 2).
00j') and distill off n-hexano to obtain residue L4f. Add polyphosphoric acid ester 4.62 to this residue IJjE and heat and stir at 100°C for 15 hours. After the completion of the 0 reaction, the 2 reaction waves were washed with 505 g of chloroform three times with water, dried, and then distilled off under reduced pressure. 2.9 g of residue was obtained. This residue was dissolved in benzene, purified through silica gel column chromatography (silica gel 5 oy), and benzene was distilled off. Carboxylic acid ethyl ester 5oost is obtained. mp91@υ.

元素分析値(Cs*H1mFNo*8として)履論値(
%)   Cm5143   H=5.61   N=
4.33実欄値(*)   C=S@71   H=5
.59   N=4.15赤外線吸収スペクトル(KB
r、aI−’) 1730.1590被磁気共鳴スペク
トル J (CDCIm)IJ4(3H,三重線、SC
H*CHs)、1.40 (SR,三重線、N−CHt
CH,)、 1−42(8)1.三重線、 −OCHm
CHs)、 !、05(2i(、四重線。
Elemental analysis value (as Cs*H1mFNo*8) logical value (
%) Cm5143 H=5.61 N=
4.33 Actual value (*) C=S@71 H=5
.. 59 N=4.15 Infrared absorption spectrum (KB
r, aI-') 1730.1590 Magnetic resonance spectrum J (CDCIm) IJ4 (3H, triplet, SC
H*CHs), 1.40 (SR, triple line, N-CHt
CH,), 1-42(8)1. Triple line, -OCHm
CHs), ! , 05(2i(, quartet.

8−cy:H&)、 4.40(2H,四重線、 N−
CHaC&)、 4.70<21(、12重線4−〇−
塁LCH,)、 71〜7.7(2H2多重線−c?−
)I、 0s−H)。
8-cy:H&), 4.40(2H, quartet, N-
CHaC&), 4.70<21(, 12 doublet 4-〇-
Base LCH,), 71~7.7 (2H2 multiplet -c?-
)I, 0s-H).

実施例1s 1−エチル−2−エチルチオ−6−スルオo−4−オ中
ソー1.4−ジヒドロキノリン−3−カルメン酸 l−エチル−2−エチルチオ−6−スルオI2−4−オ
中ソー1.4−ジヒドロキノリン−3−カルボン酸エチ
ルエステル40011Iにfl酸5ml加えて臘温で攪
拌を2時間行う、後、s5υで加熱攪拌を3#閤行う1
反応終了後氷水IMの中に注ぎ10%Na0H2kl’
ll液でpH10とし、クロロホルム50mで抽出する
。水層を2NHC1’でpH5とし、クロロホルム50
Mtで2回袖出する。″有機層を21水洗し、乾燥後減
圧下に留去すると1−エチル−2−エチルチオー−−フ
ルオo−4−オキソー1.4−ジヒド四キノリン−31
カルlン酸260Wt−櫓る。呻142〜144υ元素
分析値(CnHuFNOmSとして)        
 ゛迩論値(*)   Cm5t13   H=478
   N=474実欄値(%)   Cmfi693 
  H=447   N=4.59赤外m歇収スペクト
ル(KBr、aII−”) 171G、 1600.1
70被磁気共鳴スペクトル −(CDCIm)1.35
 (l)I、三重線、 −8−CH*CHa)、 1.
56(3H,三重線。
Example 1s 1-Ethyl-2-ethylthio-6-sulfo-4-o-1,4-dihydroquinoline-3-carmenic acid l-ethyl-2-ethylthio-6-sulfo-12-4-o-so 1. Add 5 ml of flic acid to 4-dihydroquinoline-3-carboxylic acid ethyl ester 40011I and stir at lukewarm temperature for 2 hours, then heat and stir at s5υ for 3 steps.
After the reaction is complete, pour into ice water IM and add 10% Na0H2kl'
Adjust the pH to 10 with 100ml solution and extract with 50ml of chloroform. The aqueous layer was adjusted to pH 5 with 2N HCl and 50% chloroform.
Sleeves out twice in Mt. The organic layer was washed with water for 21 hours, dried, and then distilled off under reduced pressure to obtain 1-ethyl-2-ethylthio--fluoro-4-oxo-1,4-dihydotetraquinoline-31.
Carlinic acid 260Wt-yagura. Moan 142~144υ elemental analysis value (as CnHuFNOmS)
゛Content value (*) Cm5t13 H=478
N=474 Actual value (%) Cmfi693
H=447 N=4.59 Infrared m-intervalency spectrum (KBr, aII-”) 171G, 1600.1
70 magnetic resonance spectrum - (CDCIm) 1.35
(l) I, triplet, -8-CH*CHa), 1.
56 (3H, triple line.

N−CルCL)、125(2H,四重線、S−ΩムCル
)、  411g(2s1四重線、 N−3cHa)、
 7.2〜7.7(2H,多重纏。
N-Cl CL), 125 (2H, quartet, S-Ωm Cl), 411g (2s1 quartet, N-3cHa),
7.2 to 7.7 (2H, multiple threads.

CマーH,Ca−H)、 11.0(IH,如重線、 
C,−H)出願人 日本新薬株式会社 代理人 弁理士 片 岡  宏 手続補正音(自発) 1、事件の表示 昭和56年特許願第202698号 2、発明の名称 置換キノリンカル、ICン酸誘導体 3、補正をする者 事f+との関係      特許出願人住所    京
都市南区吉祥院西ノ庄門ロ町14番地名称 (415)
口本新薬株式会社 取締役社長 森下  弘 4、代理人 居所   京都市南区吉祥院西ノ庄門ロ町14番地明細
書の発明の詳細な説明の欄 6、補正の内容 (1)明細書第5頁第5行の「ヒドロキシ置換アルキル
」の(2)明細書第6頁に掲げるイヒ学構造式[ %式% ) に訂正する。
Cmer H, Ca-H), 11.0 (IH, solid line,
C, -H) Applicant Nippon Shinyaku Co., Ltd. Agent Patent Attorney Hiroshi Kataoka Procedural amendment (spontaneous) 1. Indication of the case 1982 Patent Application No. 202698 2. Name of the invention Substituted quinoline cal, IC acid derivative 3 , Relationship with the person making the amendment f+ Patent applicant address 14, Kisshoin Nishinoshomon Rocho, Minami-ku, Kyoto City Name (415)
Kuchimoto Shinyaku Co., Ltd. President and CEO Hiroshi Morishita 4, Agent residence 14, Kisshoin Nishinoshomonro-cho, Minami-ku, Kyoto City Column 6 of the detailed explanation of the invention in the specification, Contents of amendment (1) Page 5 of the specification (2) of "Hydroxy-substituted alkyl" in line 5 is corrected to the chemical structural formula [% formula %] listed on page 6 of the specification.

(3)明細書第6頁に掲げるイヒ学構造式%式% に訂正する。(3) Ihigaku structural formula % formula % listed on page 6 of the specification Correct to.

(以下余白) (4)明細書第7頁第2行に「置換フェニルイソシアネ
ート」とあるのを、[置換フェニルインチオシアネート
」に訂正する。
(The following is a blank space) (4) In the second line of page 7 of the specification, "substituted phenyl isocyanate" is corrected to "substituted phenyl inthiocyanate."

(5)明細書第8頁第11行にr (V[) Jとある
のを、「(X)Jに訂正する。
(5) On page 8, line 11 of the specification, r (V[) J is corrected to read “(X)J.”

(6)明細書第8頁第11に「水冷下」とあるのを、「
氷冷F」に訂正する。
(6) The phrase “under water cooling” on page 8, item 11 of the specification has been replaced with “
Corrected to "Ice Cold F".

(7)明細書第11頁第5行の「ジフェニルエーテル」
のあとに、r12Jとあるのを、削除する。
(7) “Diphenyl ether” on page 11, line 5 of the specification
Delete r12J after .

以上that's all

Claims (1)

【特許請求の範囲】 次の一般式+1) 〔式中島は水素、リチウム、ナトリウム、カリウム、カ
ルシウム、メチル、エチル、ピバロイルオキシメチル、
又はフタリジルを示し=RI−RJは同−又は異なって
、水素、低級アルキル、ハロゲン置換アルキル、アi)
置換アルキル。 アルコキシ置換アル中ル、アルキルチオ置換アルキル、
ヒは同−又は真なって低級アルキル基を意味するか、又
は隣接する窒素原子と共に5〜7員穣からなる異項環基
を意味する。モして諌異項環基は、他にヘテロ原子をそ
の構成原子として含有していてもよく、又置換基を有し
ていてもよく、又塩を形成していてもよい)を示す。〕
で示される化合物又はその薬理的に許容される塩。
[Claims] The following general formula +1) [Formula Nakajima is hydrogen, lithium, sodium, potassium, calcium, methyl, ethyl, pivaloyloxymethyl,
or represents phthalidyl =RI-RJ are the same or different, hydrogen, lower alkyl, halogen-substituted alkyl, i)
Substituted alkyl. Alkoxy-substituted alkyl, alkylthio-substituted alkyl,
H means a lower alkyl group or a heterocyclic group consisting of a 5- to 7-membered ring together with the adjacent nitrogen atom. The heterocyclic group may also contain a hetero atom as a constituent atom, may have a substituent, or may form a salt. ]
A compound represented by or a pharmacologically acceptable salt thereof.
JP56202698A 1981-12-15 1981-12-15 Substituted quinolinecarboxylic acid derivative Granted JPS58105965A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56202698A JPS58105965A (en) 1981-12-15 1981-12-15 Substituted quinolinecarboxylic acid derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56202698A JPS58105965A (en) 1981-12-15 1981-12-15 Substituted quinolinecarboxylic acid derivative

Publications (2)

Publication Number Publication Date
JPS58105965A true JPS58105965A (en) 1983-06-24
JPH0312061B2 JPH0312061B2 (en) 1991-02-19

Family

ID=16461672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56202698A Granted JPS58105965A (en) 1981-12-15 1981-12-15 Substituted quinolinecarboxylic acid derivative

Country Status (1)

Country Link
JP (1) JPS58105965A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993025532A1 (en) * 1992-06-16 1993-12-23 Nippon Shinyaku Co., Ltd. Carboxylic acid derivative and production thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018480A (en) * 1973-05-11 1975-02-26
JPS51146476A (en) * 1975-06-06 1976-12-16 Chinoin Gyogyszer Es Vegyeszet New preparation method of quinolinee33carbonic acid
JPS5414978A (en) * 1977-07-01 1979-02-03 Ciba Geigy Ag Quinolonecarboxylic acid and bactericide containing same
JPS54112877A (en) * 1978-02-20 1979-09-04 Sumitomo Chem Co Ltd Preparation of 1-substituted-1,4-dihydro-4-oxo-3-pyridine carboxylic acid derivatives
JPS5630964A (en) * 1979-08-22 1981-03-28 Kyorin Pharmaceut Co Ltd Novel substituted quinolinecarboxylic acid and its preparation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018480A (en) * 1973-05-11 1975-02-26
JPS51146476A (en) * 1975-06-06 1976-12-16 Chinoin Gyogyszer Es Vegyeszet New preparation method of quinolinee33carbonic acid
JPS5414978A (en) * 1977-07-01 1979-02-03 Ciba Geigy Ag Quinolonecarboxylic acid and bactericide containing same
JPS54112877A (en) * 1978-02-20 1979-09-04 Sumitomo Chem Co Ltd Preparation of 1-substituted-1,4-dihydro-4-oxo-3-pyridine carboxylic acid derivatives
JPS5630964A (en) * 1979-08-22 1981-03-28 Kyorin Pharmaceut Co Ltd Novel substituted quinolinecarboxylic acid and its preparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993025532A1 (en) * 1992-06-16 1993-12-23 Nippon Shinyaku Co., Ltd. Carboxylic acid derivative and production thereof

Also Published As

Publication number Publication date
JPH0312061B2 (en) 1991-02-19

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