JPH07188197A - Oxazole derivative - Google Patents

Oxazole derivative

Info

Publication number
JPH07188197A
JPH07188197A JP30322294A JP30322294A JPH07188197A JP H07188197 A JPH07188197 A JP H07188197A JP 30322294 A JP30322294 A JP 30322294A JP 30322294 A JP30322294 A JP 30322294A JP H07188197 A JPH07188197 A JP H07188197A
Authority
JP
Japan
Prior art keywords
compound
salt
amino
oxazole
formula
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.)
Pending
Application number
JP30322294A
Other languages
Japanese (ja)
Inventor
Yosuke Katsura
洋介 桂
Zenichi Inoue
善一 井上
Tetsuo Fuji
哲男 冨士
Hisashi Takasugi
寿 高杉
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.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical 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 Fujisawa Pharmaceutical Co Ltd filed Critical Fujisawa Pharmaceutical Co Ltd
Priority to JP30322294A priority Critical patent/JPH07188197A/en
Publication of JPH07188197A publication Critical patent/JPH07188197A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To obtain a new oxazole compound having antiulcer action and a H2 receptor antagonism and useful as a treating agent for gastrities, ulcer, Zollinger-Ellison syndrome, reflux esophagitis, upper gastrointestinal bleeding, etc. CONSTITUTION:A compound of formula I [R<1> is a (substituted)amino; R<2> and R<3> are each H, a (substituted)aliphatic hydrocarbon group or a (substituted lower) (al) alkyl; A is a lower alkylene] or its salt, e.g. 4-(3- acetylaminomethylphenyl)-2-[(amino)[2-(2-methoxyphenyl) ethylamino]methyleneamino] oxazole. The compound of formula I is obtained by reacting a compound of formula II with a compound of formula III.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は種々の薬理作用を有する
オキサゾール誘導体およびその塩類に関するものであ
り、医薬の分野において有用である。
TECHNICAL FIELD The present invention relates to an oxazole derivative having various pharmacological actions and salts thereof, and is useful in the field of medicine.

【0002】本発明のオキサゾール誘導体(I)および
その塩類は、抗潰瘍作用並びにH2受容体拮抗性をも
ち、かつ胃炎、潰瘍(例えば胃潰瘍、十二指腸潰瘍、吻
合潰瘍、等)、Zollinger−Ellison症
候群、逆流性食道炎、上部胃腸出血等の治療に使用する
ことができる。
The oxazole derivative (I) and salts thereof of the present invention have antiulcer activity and H 2 receptor antagonistic properties, and have gastritis, ulcer (eg, gastric ulcer, duodenal ulcer, anastomotic ulcer, etc.), Zollinger-Ellison syndrome. , Can be used to treat reflux esophagitis, upper gastrointestinal bleeding, etc.

【0003】更に本発明の化合物(I)およびその塩類
は、最近ヒトの胃の粘液ゲルの下に発見されたグラム陰
性菌であるhelicobacter pylorid
is等の如き病原菌に対し優れた拮抗性を示す。
Furthermore, the compound (I) of the present invention and its salts are helicobacter pylorids, which are gram-negative bacteria recently discovered under the mucus gel of human stomach.
It exhibits excellent antagonistic activity against pathogenic bacteria such as is.

【0004】[0004]

【発明の構成】本発明の新規目的化合物は以下の式
(I)で表される。式: [式中、R1は適当な置換基を有していてもよいアミノ
基、R2およびR3はそれぞれが水素または適当な置換基
を有していてもよい脂肪族炭化水素基または適当な置換
基を有していてもよいアル(低級)アルキル基、および
Aは低級アルキレン基を意味する]で示される化合物ま
たはその塩。
The novel object compound of the present invention is represented by the following formula (I). formula: [Wherein R 1 is an amino group which may have a suitable substituent, R 2 and R 3 are each hydrogen or an aliphatic hydrocarbon group which may have a suitable substituent, or a suitable An ar (lower) alkyl group which may have a substituent, and A means a lower alkylene group] or a salt thereof.

【0005】目的化合物(I)またはその塩は、下記の
反応式で示される方法によって製造することができる。 製造法1 (式中、R1、R2、R3およびAはそれぞれ前と同じ意
味である)。
The object compound (I) or a salt thereof can be produced by the method represented by the following reaction formula. Manufacturing method 1 (In the formula, R 1 , R 2 , R 3 and A have the same meanings as described above).

【0006】化合物(I)の好適な医薬として許容され
る塩は慣用の無毒性の塩であって、無機塩基との塩、例
えばアルカリ金属塩(例えばナトリウム塩、カリウム塩
等)、アルカリ土類金属塩(例えばカルシウム塩、マグ
ネシウム塩等)、アンモニウム塩;有機塩基との塩、例
えば有機アミン塩(例えば、トリエチルアミン塩、ピリ
ジン塩、ピコリン塩、エタノールアミン塩、トリエタノ
ールアミン塩、ジシクロヘキシルアミン塩、N,N′−
ジベンジルエチレンジアミン塩等)等;無機酸付加塩
(例えば塩酸塩、臭化水素酸塩、硫酸塩、りん酸塩
等);有機カルボン酸付加塩または有機スルホン酸付加
塩(例えばギ酸塩、酢酸塩、トリフルオロ酢酸塩、マレ
イン酸塩、酒石酸塩、メタンスルホン酸塩、ベンゼンス
ルホン酸塩等);塩基性または酸性アミノ酸(例えばア
ルギニン、アスパラギン酸、グルタミン酸等)との塩等
のごとき塩基との塩または酸付加塩を包含し得る。
Suitable pharmaceutically acceptable salts of compound (I) are conventional non-toxic salts, such as salts with inorganic bases such as alkali metal salts (eg sodium salt, potassium salt etc.), alkaline earth salts. Metal salts (eg calcium salt, magnesium salt etc.), ammonium salts; salts with organic bases such as organic amine salts (eg triethylamine salt, pyridine salt, picoline salt, ethanolamine salt, triethanolamine salt, dicyclohexylamine salt, N, N'-
Dibenzylethylenediamine salt etc.); Inorganic acid addition salt (eg hydrochloride, hydrobromide, sulfate, phosphate etc.); Organic carboxylic acid addition salt or organic sulfonic acid addition salt (eg formate, acetate) , Trifluoroacetate, maleate, tartrate, methanesulfonate, benzenesulfonate, etc.); salts with bases such as salts with basic or acidic amino acids (eg arginine, aspartic acid, glutamic acid, etc.) Or it may include acid addition salts.

【0007】この明細書の以上および以下の記載におい
て、この発明の範囲内に包含される種々の定義の好適な
例および説明を以下詳細に説明する。
In the above and subsequent descriptions of the present specification, suitable examples and explanations of various definitions included within the scope of the present invention will be explained in detail below.

【0008】「低級」とは、特に指示がなければ、炭素
原子1ないし6個(好ましくは1ないし4個)を意味す
るものとする。
The term "lower" means 1 to 6 carbon atoms (preferably 1 to 4 carbon atoms) unless otherwise specified.

【0009】適当な置換基を有していてもよいアミノ基
の「適当な置換基」としては、低級アルキル(例えばメ
チル、エチル、プロピル、等)、低級アルコキシ(例え
ばメトキシ、エトキシ、プロポキシ、等)、低級アルキ
ルスルホニル(例えばメチルスルホニル、エチルスルホ
ニル、プロピルスルホニル、ブチルスルホニル、等)、
低級アルカノイル(例えばホルミル、アセチル、プロピ
オニル、ブチリル、バレリル、ヘキサノイル、ピバロイ
ル、等)、カルボキシ低級アルカノイル(例えばカルボ
キシアセチル、カルボキシプロピオニル、カルボキシブ
チリル、カルボキシバレリル、カルボキシヘキサノイ
ル、カルボキシピバロイル、等)、低級アルコキシカル
ボニル低級アルカノイル(例えばメトキシカルボニルア
セチル、エトキシカルボニルアセチル、プロポキシカル
ボニルアセチル、等)などを挙げることができ、これら
の中で好ましいものとしては、低級アルカノイルを挙げ
ることができ、さらに好ましいのはアセチルである。
The "suitable substituent" of the amino group which may have a suitable substituent includes lower alkyl (eg, methyl, ethyl, propyl, etc.), lower alkoxy (eg, methoxy, ethoxy, propoxy, etc.). ), Lower alkylsulfonyl (eg, methylsulfonyl, ethylsulfonyl, propylsulfonyl, butylsulfonyl, etc.),
Lower alkanoyl (eg formyl, acetyl, propionyl, butyryl, valeryl, hexanoyl, pivaloyl, etc.), carboxy lower alkanoyl (eg carboxyacetyl, carboxypropionyl, carboxybutyryl, carboxyvaleryl, carboxyhexanoyl, carboxypivaloyl, etc.) ), Lower alkoxycarbonyl lower alkanoyl (eg, methoxycarbonylacetyl, ethoxycarbonylacetyl, propoxycarbonylacetyl, etc.) and the like. Among these, preferred is lower alkanoyl, and more preferred Is acetyl.

【0010】好適な脂肪族炭化水素基としては、低級ア
ルキル(例えば、メチル、エチル、プロピル、イソプロ
ピル、ブチル、イソブチル、t−ブチル,ペンチル、ネ
オペンチル、tーペンチル、ヘキシル等)、シクロ(低
級)アルキル(低級)アルキル(例えば、シクロプロピ
ルメチル、シクロブチルメチル、シクロペンチルメチ
ル、シクロヘキシルメチル等)、低級アルケニル(例え
ばビニル、1−プロペニル、アリル、1−メチルアリ
ル、1または2または3−ブテニル、1または2または
3または4−ペンテニル、1または2または3または4
または5−ヘキセニル等)、低級アルキニル(例えばエ
チニル、1−プロピニル、プロパルギル、1−メチルプ
ロパルギル、1または2または3−ブチニル、1または
2または3または4−ペンチニル、1または2または3
または4または5−ヘキシニル等)が挙げられる。
Suitable aliphatic hydrocarbon groups include lower alkyl (eg, methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl, pentyl, neopentyl, t-pentyl, hexyl etc.), cyclo (lower) alkyl. (Lower) alkyl (eg, cyclopropylmethyl, cyclobutylmethyl, cyclopentylmethyl, cyclohexylmethyl, etc.), lower alkenyl (eg, vinyl, 1-propenyl, allyl, 1-methylallyl, 1 or 2 or 3-butenyl, 1 or 2 Or 3 or 4-pentenyl, 1 or 2 or 3 or 4
Or 5-hexenyl and the like, lower alkynyl (eg ethynyl, 1-propynyl, propargyl, 1-methylpropargyl, 1 or 2 or 3-butynyl, 1 or 2 or 3 or 4-pentynyl, 1 or 2 or 3)
Or 4 or 5-hexynyl etc.).

【0011】適当な置換基を有していてもよい脂肪族炭
化水素基の「適当な置換基」としては、ヒドロキシ、ハ
ロゲン、低級アルコキシ(例えばメトキシ、エトキシ、
プロポキシ、等)、などを挙げることができ、これらの
中でさらに好ましいものとしては、低級アルコキシを挙
げることができる。好適なアル(低級)アルキル基とし
ては、ベンジル、フェネチル、フェニルプロピル、ベン
ズヒドリル、トリチル等が挙げられる。
As the "suitable substituent" for the aliphatic hydrocarbon group which may have a suitable substituent, hydroxy, halogen or lower alkoxy (eg methoxy, ethoxy,
Propoxy, etc.) and the like, and more preferable among these are lower alkoxy. Suitable ar (lower) alkyl groups include benzyl, phenethyl, phenylpropyl, benzhydryl, trityl and the like.

【0012】好適なアル(低級)アルキル基としては、
ベンジル、フェネチル、フェニルプロピル、ベンズヒド
リル、トリチル等が挙げられる。
Suitable ar (lower) alkyl groups include:
Examples thereof include benzyl, phenethyl, phenylpropyl, benzhydryl, trityl and the like.

【0013】適当な置換基を有していてもよいアル(低
級)アルキル基の「適当な置換基」としては、ヒドロキ
シ、ハロゲン(例えば、フッ素、塩素、臭素およびヨウ
素)、低級アルコキシ(例えば、メトキシ、エトキシ、
プロポキシ、イソプロポキシ、ブトキシ、イソブトキ
シ,tert−ブトキシ、ペンチルオキシ、ヘキシルオ
キシ等)等を挙げることができ、これらの中でさらに好
ましいものとしては、低級アルコキシおよびハロゲンを
挙げることができる。
The "suitable substituent" of the ar (lower) alkyl group which may have a suitable substituent includes hydroxy, halogen (eg, fluorine, chlorine, bromine and iodine), lower alkoxy (eg, Methoxy, ethoxy,
Propoxy, isopropoxy, butoxy, isobutoxy, tert-butoxy, pentyloxy, hexyloxy, etc.) and the like, and more preferable examples thereof include lower alkoxy and halogen.

【0014】好適な「低級アルキレン基」としてはメチ
レン、エチレン、トリメチレン、プロピレン、テトラメ
チレン、ペンタメチレン、ヘキサメチレン、ジメチルメ
チレン等のような炭素原子1個ないし6個を有する直鎖
または分岐鎖アルキレン基、好ましくは炭素原子1個な
いし4個を有するもの、最も好ましくはメチレン基が挙
げられる。
Suitable "lower alkylene groups" include straight chain or branched chain alkylene having 1 to 6 carbon atoms such as methylene, ethylene, trimethylene, propylene, tetramethylene, pentamethylene, hexamethylene, dimethylmethylene and the like. Groups, preferably those having 1 to 4 carbon atoms, most preferably methylene groups.

【0015】目的化合物(I)の製造法を以下に詳細に
述べる。製造法1 目的化合物(I)またはその塩は、化合物(II)また
はその塩を化合物(III)またはその塩と反応させる
ことによって製造することができる。
The method for producing the object compound (I) is described in detail below. Production Method 1 The object compound (I) or a salt thereof can be produced by reacting a compound (II) or a salt thereof with a compound (III) or a salt thereof.

【0016】化合物(II)および化合物(III)の
好適な塩としては化合物(I)で例示したものと同じも
のを挙げることができる。反応は、通常、水、アルコー
ル(例えばメタノール、エタノール等)、アセトン、ジ
オキサン、アセトニトリル、クロロホルム、塩化メチレ
ン、塩化エチレン、テトラヒドロフラン、酢酸エチル、
N,N−ジメチルホルムアミド、ピリジン等の慣用の溶
媒または反応に悪影響を及ぼさないその他のあらゆる有
機溶媒中で行われる。反応温度は特に限定されず、通
常、冷却下ないし加温下で行われる。
Suitable salts of the compound (II) and the compound (III) may be the same as those exemplified for the compound (I). The reaction is usually water, alcohol (for example, methanol, ethanol, etc.), acetone, dioxane, acetonitrile, chloroform, methylene chloride, ethylene chloride, tetrahydrofuran, ethyl acetate,
It is carried out in a conventional solvent such as N, N-dimethylformamide, pyridine or any other organic solvent which does not adversely influence the reaction. The reaction temperature is not particularly limited and is usually under cooling or heating.

【0017】前記製造法で得られた化合物は、粉末化、
再結晶、カラムクロマトグラフィー、再析出などの慣用
の方法で単離、精製することができる。
The compound obtained by the above production method is powdered,
It can be isolated and purified by a conventional method such as recrystallization, column chromatography or reprecipitation.

【0018】[0018]

【発明の効果】目的化合物(I)の有用性を示すため
に、この発明の目的化合物(I)の代表的化合物につい
て試験管内抗菌試験結果を以下に示す。
In order to show the usefulness of the object compound (I), the in vitro antibacterial test results of representative compounds of the object compound (I) of the present invention are shown below.

【0019】管内抗菌作用 (1)試験方法 下記の寒天板倍数希釈法によって試験管内抗菌活性を測
定した。試験菌株(helicobacter pyl
oridis)をトリプトケ−ス・ソイ・プロス中、一
夜培養してその1白金耳(生菌数106個/ml)を、
各濃度段階の試験化合物を含むハ−ト・インフュ−ジョ
ン寒天(HI寒天)に接種し、37℃で20時間培養し
た後、最小発育阻止濃度(MIC)をμg/mlで表し
た。
In-vitro antibacterial action (1) Test method The in-vitro antibacterial activity was measured by the following agar plate multiple dilution method. Test strain (helicobacter pyl)
oridis) was cultured overnight in tryptocase soy pros, and 1 platinum loop (viable cell count: 10 6 cells / ml) of
Heart infusion agar (HI agar) containing the test compound at each concentration step was inoculated and incubated at 37 ° C. for 20 hours, after which the minimum inhibitory concentration (MIC) was expressed in μg / ml.

【0020】(2)試験化合物 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)[2−(2−メトキシフェニル)エチルア
ミノ]メチレンアミノ]オキサゾ−ル(以下試験化合物
(a)と略称)。4−(3−アセチルアミノメチルフェ
ニル)−2−[(アミノ)(2−メトキシベンジルアミ
ノ)メチレンアミノ]オキサゾ−ル(以下試験化合物
(b)と略称)。4−(3−アセチルアミノメチルフェ
ニル)−2−[(アミノ)(4−フルオロベンジルアミ
ノ)メチレンアミノ]オキサゾ−ル(以下試験化合物
(c)と略称)。4−(3−アセチルアミノメチルフェ
ニル)−2−[(アミノ)(シクロヘキシルメチルアミ
ノ)メチレンアミノ]オキサゾ−ル(以下試験化合物
(d)と略称)。
(2) Test compound 4- (3-acetylaminomethylphenyl) -2-
[(Amino) [2- (2-methoxyphenyl) ethylamino] methyleneamino] oxazole (hereinafter abbreviated as test compound (a)). 4- (3-acetylaminomethylphenyl) -2-[(amino) (2-methoxybenzylamino) methyleneamino] oxazole (hereinafter abbreviated as test compound (b)). 4- (3-Acetylaminomethylphenyl) -2-[(amino) (4-fluorobenzylamino) methyleneamino] oxazole (hereinafter abbreviated as test compound (c)). 4- (3-acetylaminomethylphenyl) -2-[(amino) (cyclohexylmethylamino) methyleneamino] oxazole (hereinafter abbreviated as test compound (d)).

【0021】(3)試験結果(3) Test result

【表1】 [Table 1]

【0022】本発明化合物(I)を治療目的に使用する
には、各化合物を有効成分とし、経口または非経口投与
あるいは外用(局所投与)に適した有機または無機の固
形ないしは液状の賦形剤など、医薬として許容される担
体を配合して製剤化することができる。これらの製剤に
は、カプセル剤、錠剤、糖衣錠、顆粒剤、液剤、懸濁
液、乳剤、軟膏剤、ゲル剤その他が挙げられる。所望に
より、これらの製剤に助剤、安定化剤、湿潤ないし乳化
剤、緩衝剤、その他常用の添加剤を加えることができ
る。化合物(I)の投与量は患者の年齢および症状など
によって異なるが、前記諸疾患に対する化合物(I)の
有効投与量は一回平均約0.1mg,1mg,10m
g,50mg,100mg,250mg,500mg,
1,000mgなどである。一般に患者一人当たり日量
0.1mgないし約1,000mgを用いることができ
る。
In order to use the compound (I) of the present invention for therapeutic purposes, an organic or inorganic solid or liquid excipient which contains each compound as an active ingredient and is suitable for oral or parenteral administration or external application (topical administration) Etc., a pharmaceutically acceptable carrier can be blended to form a pharmaceutical preparation. These preparations include capsules, tablets, dragees, granules, solutions, suspensions, emulsions, ointments, gels and the like. If desired, auxiliaries, stabilizers, wetting or emulsifying agents, buffers and other commonly used additives can be added to these preparations. The dose of compound (I) varies depending on the age and symptoms of the patient, etc., but the effective dose of compound (I) for the above-mentioned various diseases is about 0.1 mg, 1 mg, 10 m on average at one time.
g, 50 mg, 100 mg, 250 mg, 500 mg,
For example, 1,000 mg. Generally, a daily dose of 0.1 mg to about 1,000 mg per patient can be used.

【0023】[0023]

【実施例】以下、製造例および実施例にしたがってこの
発明をさらに詳細に説明する。
The present invention will be described in more detail below with reference to production examples and examples.

【0024】製造例1 臭素(4.39g)を3−アセチルアミノメチルアセト
フェノン(5.0g)のジオキサン(50ml)溶液に
徐々に室温で加える。混合物を室温で5時間攪拌する。
溶媒を減圧下に除去し、残渣をアセトン(50ml)に
溶解する。酢酸ナトリウム(4.3g)を加え、混合物
を23時間還流する。溶媒を減圧下に除去する。残渣に
水(100ml)を加え、混合物を20%炭酸カリウム
水溶液でpH9.5までアルカリ性にする。混合物を酢
酸エチル(200ml)とテトラヒドロフラン(50m
l)の混液で抽出する。抽出液を硫酸マグネシウムで乾
燥し、溶媒を減圧下で除去する。残渣をシリカゲルカラ
ムを使用するクロマドグラフィーに付し、クロロホルム
とメタノールの混液(20:1)で溶出する。目的化合
物を含む画分を合わせ、減圧下で溶媒を留去する。残渣
を酢酸エチルとジイソプロピルエーテルの混液から結晶
化させて、3−アセトアミノメチル(アセトキシメチル
カルボニル)ベンゼン(3.0g)を得る。 mp: 72−73℃ IR(ヌジョール):3300,1740,1700,
1650cm-1 NMR(DMSOd6,δ):1.88(3H,s),
2.15(3H,s),4.32(2H,d,J=6.
0Hz),5.45(2H,s),7.47−7.59
(2H,m),7.82−7.87(2H,m),8.
44(1H, t,J=6.0Hz)
Preparation Example 1 Bromine (4.39 g) was gradually added to a solution of 3-acetylaminomethylacetophenone (5.0 g) in dioxane (50 ml) at room temperature. The mixture is stirred at room temperature for 5 hours.
The solvent is removed under reduced pressure and the residue is dissolved in acetone (50 ml). Sodium acetate (4.3 g) is added and the mixture is refluxed for 23 hours. The solvent is removed under reduced pressure. Water (100 ml) is added to the residue and the mixture is made alkaline with 20% aqueous potassium carbonate solution to pH 9.5. The mixture was mixed with ethyl acetate (200 ml) and tetrahydrofuran (50 m).
Extract with the mixture of l). The extract is dried over magnesium sulfate and the solvent is removed under reduced pressure. The residue is chromatographed using a silica gel column and eluted with a mixture of chloroform and methanol (20: 1). Fractions containing the target compound are combined and the solvent is distilled off under reduced pressure. The residue is crystallized from a mixed solution of ethyl acetate and diisopropyl ether to give 3-acetaminomethyl (acetoxymethylcarbonyl) benzene (3.0 g). mp: 72-73 ° C IR (nujol): 3300, 1740, 1700,
1650 cm -1 NMR (DMSOd 6 , δ): 1.88 (3H, s),
2.15 (3H, s), 4.32 (2H, d, J = 6.
0 Hz), 5.45 (2H, s), 7.47-7.59
(2H, m), 7.82-7.87 (2H, m), 8.
44 (1H, t, J = 6.0Hz)

【0025】製造例2 2−(2−メトキシフェニル)エチルアミン(29.8
4g)を濃塩酸溶液(16.45ml)に氷−水浴上で
冷却下ゆっくり添加する。混合物にナトリウムジシアン
アミド(19.33g)を加え、100℃で8時間加熱
する。冷却後、混合物に飽和食塩水溶液(100ml)
を加える。混合物を酢酸エチル(150ml)で抽出す
る。抽出液を硫酸マグネシウムで乾燥し、溶媒を減圧下
で留去して、1−シアノ−2−[2−(2−メトキシフ
ェニル)エチル]グアニジン(39.47g)を得る。 融点 104−105℃ IR(ヌジョ−ル):3420,3300,3170,
2150,1660 cm-1 NMR(DMSOd6,δ):2.71(2H,t,J
=7.5Hz),3.20−3.30(2H,m),
3.78(3H,s),6.65(2H,br.s),
6.88(1H,dt,J=1.0,7.3Hz),
6.96(1H,d,J=7.3Hz),7.12−
7.25((2H,m)
Production Example 2 2- (2-methoxyphenyl) ethylamine (29.8)
4 g) is slowly added to a concentrated hydrochloric acid solution (16.45 ml) on an ice-water bath with cooling. Sodium dicyanamide (19.33 g) is added to the mixture and heated at 100 ° C. for 8 hours. After cooling, the mixture was saturated saline solution (100 ml).
Add. The mixture is extracted with ethyl acetate (150 ml). The extract is dried over magnesium sulfate and the solvent is evaporated under reduced pressure to give 1-cyano-2- [2- (2-methoxyphenyl) ethyl] guanidine (39.47g). Melting point 104-105 ° C IR (nujol): 3420, 3300, 3170,
2150, 1660 cm -1 NMR (DMSOd 6 , δ): 2.71 (2H, t, J
= 7.5 Hz), 3.20-3.30 (2H, m),
3.78 (3H, s), 6.65 (2H, br.s),
6.88 (1H, dt, J = 1.0, 7.3Hz),
6.96 (1H, d, J = 7.3 Hz), 7.12-
7.25 ((2H, m)

【0026】製造例3 製造例2と同様にして下記の化合物を得る。 1−シアノ−2−(2−メトキシベンジル)グアニジン 融点 140−141℃ IR(ヌジョ−ル):3420,3300,3220,
2150,1640 cm-1 NMR(DMSOd6,δ):3.80(3H,s),
4.23(2H,d,J=5.9Hz),6.73(2
H,br.s),6.89−7.01(3H,m),
7.15(1H,dd,J=1.4,7.4Hz),
7.27(1H,dt,J=1.7,7.4Hz)
Production Example 3 In the same manner as in Production Example 2, the following compound was obtained. 1-cyano-2- (2-methoxybenzyl) guanidine melting point 140-141 ° C IR (nujol): 3420, 3300, 3220,
2150, 1640 cm -1 NMR (DMSOd 6 , δ): 3.80 (3H, s),
4.23 (2H, d, J = 5.9Hz), 6.73 (2
H, br. s), 6.89-7.01 (3H, m),
7.15 (1H, dd, J = 1.4, 7.4Hz),
7.27 (1H, dt, J = 1.7, 7.4Hz)

【0027】製造例4 製造例2と同様にして下記の化合物を得る。 1−シアノ−2−(2−エトキシベンジル)グアニジン 融点 106−107℃ IR(ヌジョ−ル):3350,3150,2170,
1680cm-1 NMR(DMSOd6,δ):1.36(3H,t,J
=6.9Hz),4.08(2H,q,J=6.9H
z),4.24(2H,d,J=5.9Hz),6.7
4(2H,br.s),6.87−7.04(3H,
m),7.15(1H,d,J=7.3Hz),7.2
4(1H,t,J=7.3Hz)
Production Example 4 The following compound was obtained in the same manner as in Production Example 2. 1-cyano-2- (2-ethoxybenzyl) guanidine melting point 106-107 ° C IR (nujol): 3350, 3150, 2170,
1680 cm -1 NMR (DMSOd 6 , δ): 1.36 (3H, t, J
= 6.9 Hz), 4.08 (2H, q, J = 6.9H)
z), 4.24 (2H, d, J = 5.9Hz), 6.7.
4 (2H, br.s), 6.87-7.04 (3H,
m), 7.15 (1H, d, J = 7.3 Hz), 7.2
4 (1H, t, J = 7.3Hz)

【0028】製造例5 製造例2と同様にして下記の化合物を得る。 1−シアノ−2−(2−n−プロポキシベンジル)グア
ニジン 融点 122−123℃ IR(ヌジョ−ル):3340,3150,2170,
1680cm-1 NMR(DMSOd6,δ):1.00(3H,t,J
=7.3Hz),1.67−1.85(2H,m),
3.95(2H,t,J=6.4Hz),4.25(2
H,d,J=5.8Hz),6.74(2H,br.
s),6.87−6.99((3H,m),7.15
(1H,d,J=7.4Hz),7.24(1H,d
t,J=1.6,7.4Hz)
Production Example 5 The following compound was obtained in the same manner as in Production Example 2. 1-cyano-2- (2-n-propoxybenzyl) guanidine melting point 122-123 ° C IR (nujol): 3340, 3150, 2170,
1680 cm -1 NMR (DMSOd 6 , δ): 1.00 (3H, t, J
= 7.3 Hz), 1.67-1.85 (2H, m),
3.95 (2H, t, J = 6.4Hz), 4.25 (2
H, d, J = 5.8 Hz), 6.74 (2H, br.
s), 6.87-6.99 ((3H, m), 7.15
(1H, d, J = 7.4 Hz), 7.24 (1H, d
t, J = 1.6, 7.4 Hz)

【0029】製造例6 製造例2と同様にして下記の化合物を得る。 1−シアノ−2−(4−フルオロベンジル)グアニジン 融点 109−110℃ IR(ヌジョ−ル):3320,2180,1640c
- NMR(DMSOd6,δ):4.26(2H,d,J
=5.9Hz),6.81(2H,br.s),7.0
9−7.41(5H,m)
Production Example 6 The following compound was obtained in the same manner as in Production Example 2. 1-cyano-2- (4-fluorobenzyl) guanidine melting point 109-110 ° C IR (nujol): 3320, 2180, 1640c
m - NMR (DMSOd 6 , δ): 4.26 (2H, d, J
= 5.9 Hz), 6.81 (2H, br.s), 7.0
9-7.41 (5H, m)

【0030】製造例7 製造例2と同様にして下記の化合物を得る。 1−シアノ−2−シクロヘキシルメチルグアニジン 非晶質粉末 IR(ヌジョ−ル):3300,2140cm-1 NMR(DMSOd6,δ):0.82−1.78(1
1H,m),2.82−2.89(2H,m),6.3
0−7.35(3H,m)
Production Example 7 The following compound was obtained in the same manner as in Production Example 2. 1-Cyano-2-cyclohexylmethylguanidine amorphous powder IR (nujol): 3300, 2140 cm -1 NMR (DMSOd 6 , δ): 0.82-1.78 (1
1H, m), 2.82-2.89 (2H, m), 6.3
0-7.35 (3H, m)

【0031】実施例1 3−アセトアミノメチル(アセトキシメチルカルボニ
ル)ベンゼン(1.5g)、1−シアノグアニジン(5
10mg)および6N塩酸(2.2ml)のジオキサン
(5ml)中混合物を室温で24時間攪拌する。生成す
る沈殿を濾取し、メタノール(10ml)に溶解する。
溶媒を減圧下に除去し、残渣をエタノールから結晶化さ
せる。エタノールから再結晶化させて、4−(3−アセ
チルアミノメチルフェニル)−2−(ジアミノメチレン
アミノ)オキサゾール・塩酸塩(0.80g)を得る。 mp:158−160℃ IR(ヌジョール):3350,3200,3100,
1690,1640,1600cm-1 NMR(DMSOd6,δ):1.89(3H,s),
4.29(2H,d,J=5.8Hz),7.23(1
H,d,J=7.7Hz),7.39(1H,t,J=
7.7Hz),7.72−7.73(2H,m),8.
33−8.44(6H,m) 元素分析: C131552・HCl・1/2H20と
して 計算値: C;48.98,H;5.38,N;21.
97,Cl;11.12 実測値: C;49.08,H;5.39,N;21.
92,Cl;11.05
Example 1 3-acetaminomethyl (acetoxymethylcarbonyl) benzene (1.5 g), 1-cyanoguanidine (5
A mixture of 10 mg) and 6N hydrochloric acid (2.2 ml) in dioxane (5 ml) is stirred at room temperature for 24 hours. The precipitate formed is filtered off and dissolved in methanol (10 ml).
The solvent is removed under reduced pressure and the residue is crystallized from ethanol. Recrystallize from ethanol to give 4- (3-acetylaminomethylphenyl) -2- (diaminomethyleneamino) oxazole.hydrochloride (0.80 g). mp: 158-160 ° C IR (nujol): 3350, 3200, 3100,
1690, 1640, 1600 cm -1 NMR (DMSOd 6 , δ): 1.89 (3H, s),
4.29 (2H, d, J = 5.8Hz), 7.23 (1
H, d, J = 7.7 Hz), 7.39 (1H, t, J =
7.7 Hz), 7.72-7.73 (2H, m), 8.
33-8.44 (6H, m) Elemental analysis: C 13 H 15 N 5 0 2 · HCl · 1 / 2H 2 0 Calculated: C; 48.98, H; 5.38 , N; 21.
97, Cl; 11.12 Found: C; 49.08, H; 5.39, N; 21.
92, Cl; 11.05

【0032】実施例2 実施例1と同様にして下記化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(メチルアミノ)メチレンアミノ] オキ
サゾール mp:197−198℃ IR(ヌジョール):3450,3390,3310,
3120, 1640cm-1 NMR(DMSOd6,δ):1.88(3H,s),
2.75(3H,d,J=4.7Hz),4.27(2
H,d,J=5.8Hz),7.13(1H,d,J=
7.5Hz),7.28−7.59(5H,m),7.
89(1H,s),8.36(1H,t,J=5.8H
z) 元素分析:C141752として 計算値: C;58.52, H;5.96, N;2
4.38 実測値: C;58.28, H;6.09, N;2
4.27
Example 2 In the same manner as in Example 1, the following compound is obtained. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (methylamino) methyleneamino] oxazole mp: 197-198 ° C IR (nujol): 3450,3390,3310,
3120, 1640 cm -1 NMR (DMSOd 6 , δ): 1.88 (3H, s),
2.75 (3H, d, J = 4.7Hz), 4.27 (2
H, d, J = 5.8 Hz), 7.13 (1H, d, J =
7.5 Hz), 7.28-7.59 (5H, m), 7.
89 (1H, s), 8.36 (1H, t, J = 5.8H
z) Elemental analysis: Calculated as C 14 H 17 N 5 O 2 : C; 58.52, H; 5.96, N; 2
4.38 Found: C; 58.28, H; 6.09, N; 2
4.27

【0033】実施例3 実施例1と同様にして下記化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(n−ブチルアミノ)メチレンアミノ]
オキサゾール mp:145−147℃ IR(ヌジョール):3290,3150,1640c
-1 NMR(DMSOd6,δ):0.92(3H,t,J
=7.0Hz),1.30−1.56(4H,m),
1.88(3H,s),3.13−3.23(2H,
m),4.27(2H,d,J=5.8Hz),7.1
3(1H,d,J=7.6Hz),7.28−7.36
(3H,m),7.54−7.57(2H,m),7.
88(1H,s),8.35(1H,t,J=5.8H
z) 元素分析:C172352として 計算値: C;61.98, H;7.04, N;2
1.26 実測値: C;61.73, H;6.98, N;2
0.93
Example 3 The following compound was obtained in the same manner as in Example 1. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (n-butylamino) methyleneamino]
Oxazole mp: 145-147 ° C IR (nujol): 3290, 3150, 1640c
m -1 NMR (DMSOd 6 , δ): 0.92 (3H, t, J
= 7.0 Hz), 1.30-1.56 (4H, m),
1.88 (3H, s), 3.13-3.23 (2H,
m), 4.27 (2H, d, J = 5.8Hz), 7.1
3 (1H, d, J = 7.6 Hz), 7.28-7.36
(3H, m), 7.54-7.57 (2H, m), 7.
88 (1H, s), 8.35 (1H, t, J = 5.8H
z) Elemental analysis: C 17 H 23 N 5 O 2 Calculated: C; 61.98, H; 7.04 , N; 2
1.26 Found: C; 61.73, H; 6.98, N; 2
0.93

【0034】実施例4 実施例1と同様にして下記化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(3−メトキシプロピルアミノ)メチレン
アミノ] オキサゾール mp:129−130℃ IR(ヌジョール):3420,3300,1640,
1600cm-1 NMR(DMSOd6,δ):1.67−1.80(2
H,m),1.88(3H,s),3.18−3.28
(5H,m),3.40(2H,t,J=6.2H
z),4.27(2H,d,J=5.8Hz),7.1
3(2H,d,J=7.6Hz),7.10−7.50
(3H,m),7.55−7.58(2H,m),7.
89(1H,s),8.35(1H,t,J=5.8H
z) 元素分析:C172353として 計算値: C;59.11, H;6.71, N;2
0.28 実測値: C;58.79, H;6.71, N;2
0.12
Example 4 In the same manner as in Example 1, the following compound is obtained. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (3-methoxypropylamino) methyleneamino] oxazole mp: 129-130 ° C IR (nujol): 3420, 3300, 1640,
1600 cm -1 NMR (DMSOd 6 , δ): 1.67-1.80 (2
H, m), 1.88 (3H, s), 3.18-3.28.
(5H, m), 3.40 (2H, t, J = 6.2H
z), 4.27 (2H, d, J = 5.8Hz), 7.1
3 (2H, d, J = 7.6 Hz), 7.10-7.50
(3H, m), 7.55-7.58 (2H, m), 7.
89 (1H, s), 8.35 (1H, t, J = 5.8H
z) Elemental analysis: Calculated as C 17 H 23 N 5 O 3 : C; 59.11, H; 6.71, N; 2
0.28 found: C; 58.79, H; 6.71, N; 2
0.12

【0035】実施例5 3−アセトアミノメチル−(アセトキシメチルカルボニ
ル)ベンゼン(6.0g)、1−シアノ−2−[2−
(2−メトキシフェニル)エチル]グアニジン(10.
5g)および6N塩酸(8.83ml)のジオキサン
(12ml)中懸濁物を室温で24時間攪拌する。水
(100ml)を加え、混合物を炭酸カリウム水溶液で
pH9に調節する。混合物を酢酸エチル(100ml)
とテトラヒドロフラン(30ml)の混液で抽出し、抽
出液を硫酸マグネシウムで乾燥する。溶媒を減圧下で留
去し、残渣を酢酸エチルから結晶化させる。メタノ−ル
と水の混液から再結晶化させて、4−(3−アセチルア
ミノメチルフェニル)−2−[(アミノ)[2−(2−
メトキシフェニル)エチルアミノ]メチレンアミノ]オ
キサゾ−ル(3.85g)を得る。 融点193−194℃ IR(ヌジョ−ル):3450,3280,1680,
1610cm-1 NMR(DMSOd6,δ):1.88(3H,s),
2.81(2H,t,J=7.1Hz),3.34−
3.44(2H,m),3.80(3H,s),4.2
7(2H,d,J=5.9Hz),6.85−6.99
(2H,m),7.12−7.36(6H,m),7.
53−7.57(2H,m),7.89(1H,s),
8.35(1H,t,J=5.9Hz) 元素分析 C222553・1/10H2Oとして、 計算値: C;64.57, H;6.21, N;1
7.11 実測値: C;64.51, H;6.28, N;1
7.15
Example 5 3-acetaminomethyl- (acetoxymethylcarbonyl) benzene (6.0 g), 1-cyano-2- [2-
(2-Methoxyphenyl) ethyl] guanidine (10.
A suspension of 5 g) and 6N hydrochloric acid (8.83 ml) in dioxane (12 ml) is stirred at room temperature for 24 hours. Water (100 ml) is added and the mixture is adjusted to pH 9 with aqueous potassium carbonate solution. The mixture is ethyl acetate (100 ml)
It is extracted with a mixed solution of and tetrahydrofuran (30 ml), and the extract is dried over magnesium sulfate. The solvent is distilled off under reduced pressure and the residue is crystallized from ethyl acetate. Recrystallization from a mixture of methanol and water gave 4- (3-acetylaminomethylphenyl) -2-[(amino) [2- (2-
Methoxyphenyl) ethylamino] methyleneamino] oxazole (3.85 g) is obtained. Melting point 193-194 ° C. IR (nujoule): 3450, 3280, 1680,
1610 cm -1 NMR (DMSOd 6 , δ): 1.88 (3H, s),
2.81 (2H, t, J = 7.1 Hz), 3.34-
3.44 (2H, m), 3.80 (3H, s), 4.2
7 (2H, d, J = 5.9 Hz), 6.85-6.99
(2H, m), 7.12-7.36 (6H, m), 7.
53-7.57 (2H, m), 7.89 (1H, s),
8.35 (1H, t, J = 5.9Hz) as elemental analysis C 22 H 25 N 5 O 3 · 1 / 10H 2 O, Calculated: C; 64.57, H; 6.21 , N; 1
7.11 Found: C; 64.51, H; 6.28, N; 1
7.15

【0036】実施例6 実施例5と同様にして下記の化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(2−メトキシベンジルアミノ)メチレン
アミノ]オキサゾ−ル 融点 143−144℃(エタノ−ルから再結晶) IR(ヌジョ−ル):3390,3300,1630c
-1 NMR(DMSOd6,δ):1.88(3H,s),
3.83(3H,s),4.27(2H,d,J=5.
8Hz),4.39(2H,d,J=5.8Hz),
6.90−7.03(2H,m),7.14(1H,
d,J=7.6Hz),7.23−7.36(3H,
m),7.56−7.58(4H,m),7.90(1
H,s),8.36(1H,t,J=5.8Hz) 元素分析 C212353・1/2H2Oとして、 計算値: C;62.67, H;6.01, N;1
7.40 実測値: C;62.91, H;6.11, N;1
7.45
Example 6 The following compound was obtained in the same manner as in Example 5. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (2-methoxybenzylamino) methyleneamino] oxazole Melting point 143-144 ° C (recrystallized from ethanol) IR (nujol): 3390, 3300, 1630c
m -1 NMR (DMSOd 6 , δ): 1.88 (3H, s),
3.83 (3H, s), 4.27 (2H, d, J = 5.
8Hz), 4.39 (2H, d, J = 5.8Hz),
6.90-7.03 (2H, m), 7.14 (1H,
d, J = 7.6 Hz), 7.23-7.36 (3H,
m), 7.56-7.58 (4H, m), 7.90 (1
H, s), 8.36 (1H , t, J = 5.8Hz) Elemental Analysis C 21 H 23 N 5 O 3 · 1 / 2H 2 O As a Calculated: C; 62.67, H; 6 . 01, N; 1
7.40 Found: C; 62.91, H; 6.11, N; 1
7.45

【0037】実施例7 実施例5と同様にして下記の化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(2−エトキシベンジルアミノ)メチレン
アミノ]オキサゾ−ル 融点 175−176℃(メタノ−ル−ジイソプロピル
エ−テル混液から再結晶) IR(ヌジョ−ル):3420,3290,1640c
-1 NMR(DMSOd6,δ):1.36(3H,t,J
=6.9Hz),1.88(3H,s),4.08(2
H,q,J=6.9Hz),4.27(2H,d,J=
5.7Hz),4.40(2H,d,J=5.7H
z),6.88−7.01(2H,m),7.12−
7.36(5H,m),7.55−7.58(3H,
m),7.90(1H,s),8.35(1H,t,J
=5.8Hz) 元素分析 C222553として、 計算値: C;64.85, H;6.18, N;1
7.19 実測値: C;64.69, H;6.21, N;1
7.15
Example 7 The following compound was obtained in the same manner as in Example 5. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (2-ethoxybenzylamino) methyleneamino] oxazole Melting point 175-176 ° C. (recrystallized from methanol-diisopropyl ether mixed solution) IR (nujol): 3420, 3290, 1640c
m -1 NMR (DMSOd 6 , δ): 1.36 (3H, t, J
= 6.9 Hz), 1.88 (3H, s), 4.08 (2
H, q, J = 6.9 Hz), 4.27 (2H, d, J =
5.7 Hz), 4.40 (2H, d, J = 5.7H)
z), 6.88-7.01 (2H, m), 7.12-
7.36 (5H, m), 7.55 to 7.58 (3H,
m), 7.90 (1H, s), 8.35 (1H, t, J
= 5.8 Hz) as Elemental Analysis C 22 H 25 N 5 O 3 , Calcd: C; 64.85, H; 6.18 , N; 1
7.19 Found: C; 64.69, H; 6.21, N; 1
7.15

【0038】実施例8 実施例5と同様にして下記の化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(2−n−プロポキシベンジルアミノ)メ
チレンアミノ]オキサゾ−ル 融点 178−179℃(メタノ−ル−ジイソプロピル
エ−テル混液から再結晶) IR(ヌジョ−ル):3430,3190,1640c
-1 NMR(DMSOd6,δ):1.00(3H,t,J
=7.4Hz),1.68−1.82(2H,m),
1.88(3H,s),3.97(2H,t,J=6.
4Hz),4.26(2H,d,J=5.8Hz),
4.41(2H,d,J=5.7Hz),6.88−
7.01(2H,m),7.12−7.36(5H,
m),7.40−7.63(3H,m),7.90(1
H,s),8.35(1H,t,J=5.8Hz) 元素分析 C232753として、、 計算値: C;65.54, H;6.46, N;1
6.62 実測値: C;65.60, H;6.31, N;1
6.58
Example 8 The following compound was obtained in the same manner as in Example 5. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (2-n-propoxybenzylamino) methyleneamino] oxazole Melting point 178-179 ° C (recrystallized from methanol-diisopropylether mixed solution) IR (nujol): 3430, 3190, 1640c
m -1 NMR (DMSOd 6 , δ): 1.00 (3H, t, J
= 7.4 Hz), 1.68-1.82 (2H, m),
1.88 (3H, s), 3.97 (2H, t, J = 6.
4Hz), 4.26 (2H, d, J = 5.8Hz),
4.41 (2H, d, J = 5.7Hz), 6.88-
7.01 (2H, m), 7.12-7.36 (5H,
m), 7.40-7.63 (3H, m), 7.90 (1
H, s), 8.35 (1H , t, J = 5.8Hz) Elemental Analysis C 23 H 27 N 5 O 3 as ,, Calculated: C; 65.54, H; 6.46 , N; 1
6.62 Found: C; 65.60, H; 6.31, N; 1
6.58

【0039】実施例9 実施例5と同様にして下記の化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(4−フルオロベンジルアミノ)メチレン
アミノ]オキサゾ−ル 融点 143−144℃(エタノ−ル−ジイソプロピル
エ−テル混液から再結晶) IR(ヌジョ−ル):3400,1630cm-1 NMR(DMSOd6,δ):1.88(3H,s),
4.27(2H,d,J=5.8Hz),4.42(2
H,d,J=5.8Hz),7.12−7.22(4
H,m),7.28−7.42(3H,m),7.56
−7.59(3H,m),7.92(1H,s),8.
36(1H,t,J=5.8Hz) 元素分析 C2020FN52として、 計算値: C;62.98, H;5.29, N;1
8.36 実測値: C;62.77, H;5.37, N;1
8.21
Example 9 The following compound was obtained in the same manner as in Example 5. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (4-fluorobenzylamino) methyleneamino] oxazole Melting point 143-144 ° C. (Recrystallized from ethanol-diisopropyl ether mixed solution) IR (nujol): 3400, 1630 cm -1 NMR ( DMSOd 6 , δ: 1.88 (3H, s),
4.27 (2H, d, J = 5.8Hz), 4.42 (2
H, d, J = 5.8 Hz), 7.12-7.22 (4
H, m), 7.28-7.42 (3H, m), 7.56.
-7.59 (3H, m), 7.92 (1H, s), 8.
36 (1 H, t, J = 5.8 Hz) Elemental analysis As C 20 H 20 FN 5 O 2 , calculated value: C; 62.98, H; 5.29, N; 1
8.36 Found: C; 62.77, H; 5.37, N; 1
8.21

【0040】実施例10 実施例5と同様にして下記の化合物を得る。 4−(3−アセチルアミノメチルフェニル)−2−
[(アミノ)(シクロヘキシルメチルアミノ)メチレン
アミノ]オキサゾ−ル 融点 194−195℃(エタノ−ル−ジイソプロピル
エ−テル混液から再結晶) IR(ヌジョ−ル):3330,3140,1660c
-1 NMR(DMSOd6,δ):0.80−1.85(1
1H,m),1.88(3H,s),3.01−3.0
7(2H,m),4.26(2H,d,J=5.8H
z),7.11−7.36(4H,m),7.55−
7.57(2H,m),7.88(1H,s),8.3
5(1H,t,J=5.8Hz) 元素分析 C202752・1/4H2Oとして、 計算値: C;64.23, H;7.41, N;1
8.73 実測値: C;64.37, H;7.66, N;1
8.62
Example 10 The following compound was obtained in the same manner as in Example 5. 4- (3-acetylaminomethylphenyl) -2-
[(Amino) (cyclohexylmethylamino) methyleneamino] oxazole Melting point 194-195 ° C (recrystallized from ethanol-diisopropyl ether mixed solution) IR (nujol): 3330, 3140, 1660c
m -1 NMR (DMSOd 6, δ ): 0.80-1.85 (1
1H, m), 1.88 (3H, s), 3.01-3.0
7 (2H, m), 4.26 (2H, d, J = 5.8H
z), 7.11-7.36 (4H, m), 7.55-
7.57 (2H, m), 7.88 (1H, s), 8.3
5 (1H, t, J = 5.8Hz) as elemental analysis C 20 H 27 N 5 O 2 · 1 / 4H 2 O, Calculated: C; 64.23, H; 7.41 , N; 1
8.73 Found: C; 64.37, H; 7.66, N; 1
8.62

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】式: [式中、R1は適当な置換基を有していてもよいアミノ
基、R2およびR3はそれぞれが水素または適当な置換基
を有していてもよい脂肪族炭化水素基または適当な置換
基を有していてもよいアル(低級)アルキル基、および
Aは低級アルキレン基を意味する]で示される化合物ま
たはその塩。
1. A formula: [Wherein R 1 is an amino group which may have a suitable substituent, R 2 and R 3 are each hydrogen or an aliphatic hydrocarbon group which may have a suitable substituent, or a suitable An ar (lower) alkyl group which may have a substituent, and A means a lower alkylene group] or a salt thereof.
【請求項2】 請求項1に記載の化合物またはその塩類
を有効成分として含有する医薬組成物。
2. A pharmaceutical composition containing the compound according to claim 1 or a salt thereof as an active ingredient.
JP30322294A 1993-11-17 1994-11-10 Oxazole derivative Pending JPH07188197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30322294A JPH07188197A (en) 1993-11-17 1994-11-10 Oxazole derivative

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5-312542 1993-11-17
JP31254293 1993-11-17
JP30322294A JPH07188197A (en) 1993-11-17 1994-11-10 Oxazole derivative

Publications (1)

Publication Number Publication Date
JPH07188197A true JPH07188197A (en) 1995-07-25

Family

ID=26563449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30322294A Pending JPH07188197A (en) 1993-11-17 1994-11-10 Oxazole derivative

Country Status (1)

Country Link
JP (1) JPH07188197A (en)

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