JPH01117885A - Novel podophyllotoxin derivative and production thereof - Google Patents

Novel podophyllotoxin derivative and production thereof

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Publication number
JPH01117885A
JPH01117885A JP27521387A JP27521387A JPH01117885A JP H01117885 A JPH01117885 A JP H01117885A JP 27521387 A JP27521387 A JP 27521387A JP 27521387 A JP27521387 A JP 27521387A JP H01117885 A JPH01117885 A JP H01117885A
Authority
JP
Japan
Prior art keywords
formula
group
compound
cyclic amino
formulas
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
JP27521387A
Other languages
Japanese (ja)
Inventor
Yoshiyuki Nagao
長尾 善之
Shigeru Tsukagoshi
塚越 茂
Tadatake Nakamura
中村 薫竹
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.)
Daiichi Pharmaceutical Co Ltd
Original Assignee
Daiichi Pharmaceutical Co Ltd
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Publication date
Application filed by Daiichi Pharmaceutical Co Ltd filed Critical Daiichi Pharmaceutical Co Ltd
Priority to JP27521387A priority Critical patent/JPH01117885A/en
Publication of JPH01117885A publication Critical patent/JPH01117885A/en
Pending legal-status Critical Current

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  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

NEW MATERIAL:A compound expressed by formula I [R1-R3 represent lower alkoxy; X represents halogen or H; Y represents halogen, OH or -O-CO-R4 (R4 represents cyclic amino, alkylamino or aliphatic hydrocarbon residue); excepting the case where Y is OH and X is H] and salt thereof. EXAMPLE:A compound expressed by formula II. USE:A carcinostatic agent with low toxicity. PREPARATION:A compound expressed by formula III is reacted with a hydrogen halide or compound expressed by formula IV (R5 and R6 represent lower alkyl; X1 represents halogen) to afford a compound expressed by formula I in which the group Y represents halogen.

Description

【発明の詳細な説明】 [産業上の利用分野] 本願発明は式CI) (式中、R,、R,及びR8は独立に低級アルコキシ基
を、×はハロゲン原子又は水素原子を、Yはハロゲン原
子、水酸基又は−〇−Co−R,を、R4は環状アミノ
基、アルキルアミノ基又は飽和もしくは不飽和の脂肪族
炭化水素残基を意味し、前記環状アミノ基は、ヒドロキ
シルアルキル基、環状アミノ基又は1.3−ベンゾオキ
ソラニルアルキル基を置換基として有してもよく、前記
アルキルアミノ基は環状アミノ基を置換基として有して
もよく、又前記脂肪族炭化水素残基は1つ以上の水酸基
を置換基として有してもよい、但し、Yが水酸基でXが
水素原子である組合せを除く、)で表わされる化合物及
びその塩並びに式(’I)の化合物の製造法に関する6
式(1)の化合物は優れた抗癌作用を示し医薬として有
用である。
Detailed Description of the Invention [Industrial Application Field] The present invention relates to formula CI) (wherein R, R, and R8 independently represent a lower alkoxy group, a halogen atom, a hydroxyl group, or -〇-Co-R, R4 means a cyclic amino group, an alkylamino group, or a saturated or unsaturated aliphatic hydrocarbon residue, and the cyclic amino group is a hydroxylalkyl group, a cyclic The alkylamino group may have an amino group or a 1,3-benzoxolanylalkyl group as a substituent, the alkylamino group may have a cyclic amino group as a substituent, and the aliphatic hydrocarbon residue may have a cyclic amino group as a substituent. A method for producing a compound and a salt thereof, which may have one or more hydroxyl groups as a substituent (excluding combinations in which Y is a hydroxyl group and X is a hydrogen atom), and a compound of formula ('I) 6 regarding
The compound of formula (1) exhibits excellent anticancer activity and is useful as a medicine.

[従来の技術] ポドフィロトキシンはヒマラヤ原産のメギ科植物Pod
ophyllum peltatumの根茎より抽出さ
れた物質であって、以下の化学構造式で表わされるもの
である。
[Conventional technology] Podophyllotoxin is derived from Pod, a plant of the barberry family native to the Himalayas.
It is a substance extracted from the rhizome of Ophyllum peltatum and is represented by the chemical structural formula below.

該物質は抗癌作用を示すが毒性が強く医薬として実用化
されるには至りていない。
Although this substance exhibits anticancer effects, it is highly toxic and has not been put to practical use as a medicine.

[発明が解決しようとする問題点] 本発明者等は抗癌作廟に優れ毒性の少ない新規なポドフ
ィロトキシンの誘導体を見い出すべくa意検討した結果
6本発明を完成した。
[Problems to be Solved by the Invention] The present inventors conducted a study to find a novel podophyllotoxin derivative with excellent anticancer properties and low toxicity, and as a result, the present invention was completed.

[発明の構成] 本発明は式(1)の化合物及びその塩並びに式(I)の
化合物の製造法に関する。
[Structure of the Invention] The present invention relates to a compound of formula (1), a salt thereof, and a method for producing the compound of formula (I).

式(りにおいて、低級アルコキシ基としンツトキシ、エ
トキシ、プロポキシ、第三級ブトキシ等をあげることが
できる。ハロゲン原子としてはフッ素、塩素、真素、ヨ
ウ素等をあげることができる。環状アミノ基としてはピ
ロリジニル、ピペリジニル、ピペリジニル、ホモピペラ
ジニル、モルホリニル等をあげることができる。アルキ
ルアミノ基とはモノアルキルアミノ基文はジアルキルア
ミノ基を意味し、該ジアルキルアミノ基におけるアルキ
ル基は同−又は異なりていてもよく、更に該アルキルア
ミノ基におけるアルキル基としては一般に炭素数1〜6
の直鎖又は分岐状のものが適当である。ヒドロキシアル
キル基とは水酸基がアルキル基のいずれかの炭素に置換
したものであって、その具体例としては2−ヒドロキシ
エチル等をあげることができる。飽和又は不飽和の脂肪
族炭化水素残基については直鎖状又は分校状のものがあ
げられ、その総炭素数は一般に30以下が適当であり、
これらは1つ以上の水酸基を有してもよい、該水酸基の
数は、一般に偶数が適当である。そして上記不飽和の脂
肪族炭化水素残基については三重結合及び/又は二重結
合を1つ以上有するものを意味する。
In the formula (2), lower alkoxy groups include nitoxy, ethoxy, propoxy, tertiary butoxy, etc. Halogen atoms include fluorine, chlorine, true, iodine, etc. Cyclic amino groups include Examples include pyrrolidinyl, piperidinyl, piperidinyl, homopiperazinyl, morpholinyl, etc. An alkylamino group means a monoalkylamino group, and the alkyl groups in the dialkylamino group may be the same or different; Furthermore, the alkyl group in the alkylamino group generally has 1 to 6 carbon atoms.
Straight chain or branched ones are suitable. A hydroxyalkyl group is one in which a hydroxyl group is substituted on any carbon of an alkyl group, and specific examples thereof include 2-hydroxyethyl. The saturated or unsaturated aliphatic hydrocarbon residues may be linear or branched, and the total number of carbon atoms is generally 30 or less.
These may have one or more hydroxyl groups, and the number of hydroxyl groups is generally an even number. The unsaturated aliphatic hydrocarbon residue mentioned above means one having one or more triple bonds and/or double bonds.

式(1)の化合物において好ましい化合物としてはXが
水素原子でYがハロゲン原子である化合物又はXが水素
原子で14が不飽和の脂肪族炭化水素残基である化合物
をあげることができる。
Preferred compounds of formula (1) include compounds where X is a hydrogen atom and Y is a halogen atom, or compounds where X is a hydrogen atom and 14 is an unsaturated aliphatic hydrocarbon residue.

式(I)の化合物については、その基本骨格及び置換基
について種々の異性体が存在し、それらの異性体及びそ
の混合物も本発明に含まれる。そして、式(りの化合物
の基本骨格の真性体については光学異性体があげられ、
中でも以下の式で表わされる異性体を好ましいものとし
てあげることができる。
Regarding the compound of formula (I), various isomers exist regarding its basic skeleton and substituents, and these isomers and mixtures thereof are also included in the present invention. As for the intrinsic form of the basic skeleton of the compound of formula (R), there are optical isomers,
Among these, isomers represented by the following formulas are preferred.

(式中、R+、 Rx、 Rs、 X及びYは前記に同
じであり♂蝋はα又はβ結合を意味する。) 式(夏)の化合物の塩としては、R4が環状アミノ基又
はアルキルアミノ基セある場合、それと塩酸、硫酸、マ
レイン酸、酒石酸等の無機酸又は有機酸との酸付加塩を
あげることができる。
(In formula, R+, Rx, Rs, When the base is present, acid addition salts of the base with inorganic or organic acids such as hydrochloric acid, sulfuric acid, maleic acid, tartaric acid, etc. can be mentioned.

次に式(I)の化合物の製造法を説明する。Next, a method for producing the compound of formula (I) will be explained.

式(I)の化合物の製造法は置換基の種類によって具な
り、以下にそれらの製造法を示す。
The method for producing the compound of formula (I) depends on the type of substituent, and these production methods are shown below.

a) (式中、R,、R,、R,及びXは前記に同じであり、
X。
a) (wherein R,, R,, R, and X are the same as above,
X.

はハロゲン原子を、R,及びR6は独立に低級アルキル
基を意味する0式(Ila)の化合物をジクロロメタン
等の溶媒中−78℃程度の低温下でハロゲン化水素又は
式(m)の化合物と、好ましくは式(ngの化合物と反
応させることにより式(Ia)の化合物を製造すること
ができる。
represents a halogen atom, and R and R6 independently represent a lower alkyl group. A compound of formula (Ila) is treated with hydrogen halide or a compound of formula (m) at a low temperature of about -78°C in a solvent such as dichloromethane. , preferably with a compound of formula (ng).

b) (式中、Rt、Rs、Rs及びXは前記に同じであり、
R1はアリール基を、R41は環状アミノ基又はアルキ
ルアミノ基を意味し、前記環状アミノ基はヒドロキシル
アルキル基、環状アミノ基又は1.3−ベンゾオキソラ
ニルアルキル基を置換基として有してもよく、又、前記
アルキルアミノ基は環状アミノ基を置換基として有して
もよい、) 式(nb)の化合物をジクロロメタン等の溶媒中室温下
で式(rV)の化合物と反応させることにより式(Ib
)の化合物を製造することができる。得られる式(Ib
)、の化合物を通常の方法で酸と処理することにより式
(Ib)の化合物の塩とすることができる。
b) (wherein Rt, Rs, Rs and X are the same as above,
R1 represents an aryl group, R41 represents a cyclic amino group or an alkylamino group, and the cyclic amino group may have a hydroxylalkyl group, a cyclic amino group, or a 1,3-benzoxolanylalkyl group as a substituent. Alternatively, the alkylamino group may have a cyclic amino group as a substituent.) By reacting a compound of formula (nb) with a compound of formula (rV) in a solvent such as dichloromethane at room temperature, (Ib
) can be produced. The resulting formula (Ib
), can be treated with an acid in a conventional manner to form a salt of the compound of formula (Ib).

C) (式中1.R+、Rt、、R3及びXは前記に同じであ
り、R42は不飽和又は飽和の脂肪族炭化水素残基を意
味する。) 式(rla)の化合物をジクロロメタン等の溶媒中ジシ
クロヘキシルカルボジイミド等の脱水縮合剤及びジメチ
ルアミノピリジン等の塩基性触媒の存在下式(v)の化
合物と室温で反応させることにより式(Ic)の化合物
を製造することができる。
C) (In the formula, 1. R+, Rt, , R3 and X are the same as above, and R42 means an unsaturated or saturated aliphatic hydrocarbon residue.) The compound of formula (Ic) can be produced by reacting with the compound of formula (v) at room temperature in the presence of a dehydration condensation agent such as dicyclohexylcarbodiimide and a basic catalyst such as dimethylaminopyridine in a solvent.

脱水縮合剤は式(II (L)の化合物1当量に対し通
常1当量使用され、又塩基性触媒は通常触媒量使用され
る。
The dehydration condensation agent is usually used in an amount of 1 equivalent per equivalent of the compound of formula (II (L)), and the basic catalyst is usually used in a catalytic amount.

d) (式中、R1,R1及びRsは前記に同じであり、11
43は1つ以上の水酸基を有する飽和又は不飽和の脂肪
族炭化水素残基を意味する。) 式(IC)の化合物をピリジン等の塩基性溶媒中四酸化
オスミウム等のグリコール形成酸化剤と室温で反応させ
次いで反応液を亜硫酸水素カリウム等の還元剤及び含水
ピリジン等の塩基性溶媒と水の混合物と処理することに
より式(Id)の化合物を製造することができる。上記
グリコール形成酸化剤は式(IC)の化合物1当量に対
し通常1当量使用される。
d) (wherein R1, R1 and Rs are the same as above, and 11
43 means a saturated or unsaturated aliphatic hydrocarbon residue having one or more hydroxyl groups. ) A compound of formula (IC) is reacted with a glycol-forming oxidizing agent such as osmium tetroxide in a basic solvent such as pyridine at room temperature, and the reaction solution is then reacted with a reducing agent such as potassium bisulfite and a basic solvent such as hydrated pyridine and water. A compound of formula (Id) can be prepared by treatment with a mixture of The above glycol-forming oxidizing agent is generally used in an amount of 1 equivalent per equivalent of the compound of formula (IC).

又、式(Ila)の化合物においてXがハロゲン原°子
である化合物は本発明化合物の一部賃であり、以下に示
す方法、により製造することができる。
Further, the compound of formula (Ila) in which X is a halogen atom is a part of the compound of the present invention, and can be produced by the method shown below.

(式中、R,、R,、及びR3は前記に同じでありx2
はハロゲン原子を示す、) 即ち式(Vl)の化合物をクロロホルム等の溶媒中、硫
酸等の酸の存在下ハロゲン酸カリウム及びハロゲン化カ
リウムを室温で反応させることにより式(tta’)の
化合物を製造することができる。
(In the formula, R, , R, and R3 are the same as above, and x2
represents a halogen atom) That is, the compound of formula (tta') is prepared by reacting the compound of formula (Vl) with potassium halide and potassium halide in a solvent such as chloroform in the presence of an acid such as sulfuric acid at room temperature. can be manufactured.

次に式(Ilb)の原料化合物の製造法を説明する。Next, a method for producing the raw material compound of formula (Ilb) will be explained.

CI−GOOR? (V[I) (IIQ)   −−m−→     (Ilb)(式
中、R2は前記に同じ) 即ち、式(IIωの化合物をジクロロメタン等の溶媒中
ピリジンの存在下式(VII)の化合物と室温てもよい
フェニル、ナフチル、ビフェニル等をあげることができ
る。
CI-GOOR? (V[I) (IIQ) --m-→ (Ilb) (wherein R2 is the same as above) That is, a compound of formula (IIω) is combined with a compound of formula (VII) in the presence of pyridine in a solvent such as dichloromethane. Examples include phenyl, naphthyl, biphenyl, etc., which can be used at room temperature.

[発明の効果] 式(1)の化合物は優れた抗癌作用及び低い毒性を示す
ものである。従って、式(!)の化合物は抗癌剤として
優れたものである。
[Effects of the Invention] The compound of formula (1) exhibits excellent anticancer activity and low toxicity. Therefore, the compound of formula (!) is an excellent anticancer agent.

以下、本発明を更に参考例、実施例及び試験例により説
明するが、本発明はこれ、らに限定されるものではない
Hereinafter, the present invention will be further explained by reference examples, examples, and test examples, but the present invention is not limited thereto.

参考例1 ピリジン064m1及びフェニルクロロホルメート1m
+1をジクロロメタン24m1とポドフィロトキシン(
以下化合物A ) 496.8mgの混合物に加えた。
Reference example 1 064ml of pyridine and 1m of phenylchloroformate
+1 to 24ml of dichloromethane and podophyllotoxin (
The following compound A) was added to the mixture of 496.8 mg.

混合物を0℃で攪拌し、次いで室温で30分間攪拌した
0反応液を飽和食塩水セ洗浄し、乾燥後溶媒を減圧下で
留去した。残漬をシリカゲルカラム(ヘキサン−酢酸エ
チル(1: 1)で展開)で精製し、標記式で表わされ
る化合物(以下、化合物B)を針状晶として得た。融点
185.5〜186.5℃INMR(400MH2):
  δ2.9.3(IH,Two  doubl@ts
、J−1)Iり 、3.05 (IH,m) 、2.7
5 (IiH、S) 、2.85 (3H,s、) 。
The mixture was stirred at 0° C. and then stirred at room temperature for 30 minutes. The reaction solution was washed with saturated brine, dried, and the solvent was distilled off under reduced pressure. The residue was purified with a silica gel column (developed with hexane-ethyl acetate (1:1)) to obtain a compound represented by the title formula (hereinafter referred to as compound B) as needle-shaped crystals. Melting point 185.5-186.5℃INMR (400MH2):
δ2.9.3(IH, Two double@ts
, J-1) Iri, 3.05 (IH, m), 2.7
5 (IiH,S), 2.85 (3H,s,).

4.25 (IH,t、J−211z) 、4.5 (
IHx、q、J−1,5Hz ) 、4.65 (IH
、d、J−IHz) 、5.85 (IH、d 、J−
2Hz) 、5.99−6.04 (2H、closl
y  5paced、  coupled、two  
5pin   doublet、J=0.5Hz6.4
 (2H,s)、6.55 (IH,s)、7.911
(1M、s)、7.2(3H,m)。
4.25 (IH, t, J-211z), 4.5 (
IHx, q, J-1,5Hz), 4.65 (IH
, d, J-IHz), 5.85 (IH, d, J-
2Hz), 5.99-6.04 (2H, closl
y 5paced, coupled, two
5pin double, J=0.5Hz6.4
(2H,s), 6.55 (IH,s), 7.911
(1M, s), 7.2 (3H, m).

7.3(IH,■)、7.45(2H,■);IR:1
770,1740,1590;参考例2 エピポドフィロトキシン(以下、化合物C)を参考例1
と同様に反応させて標記式で表わされる化合物(以下、
化合物D)を白色粉末として得た。融点98℃ ’HMNR(200MHz) :δ3.1[H,m)、
3.3,3.4(IH,Towdoublets、J=
HIx)、3.75 (6H,s)、3.82 (3H
,s)、4.2(IH,q、J−IHz)、  4.4
5(18,t、J−IHz)、4.7(IH,d。
7.3 (IH, ■), 7.45 (2H, ■); IR: 1
770, 1740, 1590; Reference Example 2 Epipodophyllotoxin (hereinafter, compound C) was added to Reference Example 1
A compound represented by the title formula (hereinafter referred to as
Compound D) was obtained as a white powder. Melting point 98℃ 'HMNR (200MHz): δ3.1 [H, m),
3.3, 3.4 (IH, Towdoublets, J=
HIx), 3.75 (6H,s), 3.82 (3H
, s), 4.2 (IH, q, J-IHz), 4.4
5 (18, t, J-IHz), 4.7 (IH, d.

J−0,5Hz)、5.99−6(2)1.closl
y 5paced、coupled、tw。
J-0,5Hz), 5.99-6(2)1. closl
y 5paced, coupled, tw.

5pin  doublet、  J=0.5Hz)、
8.08(1)1.d、J−0,5Hx)。
5pin double, J=0.5Hz),
8.08(1)1. d, J-0,5Hx).

6 (2H,s) 、6゜6 (IH,S)、7.08
(18,■)7.2(2H,m)、73(1)1.m)
、7.4(2H,m);IR:1770,1740.1
590 Ca1−’;実施例1 化合物B 534mgをジクロロメタン4mlに溶解さ
せ、ピペラジンエタノール2■■gum温下で添加した
0反応を室温で24時間行なった0反応液を飽和食塩水
で洗浄し、乾燥後減圧下で留去した。
6 (2H, s), 6°6 (IH, S), 7.08
(18, ■) 7.2 (2H, m), 73 (1) 1. m)
, 7.4 (2H, m); IR: 1770, 1740.1
590 Ca1-'; Example 1 534 mg of compound B was dissolved in 4 ml of dichloromethane, and 2 g of piperazine ethanol was added under temperature. The 0 reaction was carried out at room temperature for 24 hours. The 0 reaction solution was washed with saturated saline and dried. It was then distilled off under reduced pressure.

残漬をシリカゲルのフラッシュカラムクロマトグラフィ
ー(酢酸エチル−メタノール(1: 1)で展開)で精
製し、標記式で表わされる化合物を白色粉末として得た
。融点108℃ ”NMR(400MHz):  δ2.55 (4H,
m)、2.65 (2H,t、J−IHz) 、2.8
5 (IH,m) 、2.95,2.99 (IH,T
wo doublets、J−IHり 、 3.55 
(4H,m) 、3.7 (2H,t、J−IHり 、
3.75 (6H,s)3.11 (3H,s)、4.
25(IH,t、J−2Hり、4.45(IH,p、J
−t、5oz) 、 4.6 (IH,d、J−IHz
) 、5.8 (1)1.d、J−2) 、5.92−
6.0(2H,closly  5paced、dou
ble  5pin  dublet、J=o、5uz
) 、  6.4 (2H,s) 、e、ss (IH
,s) 、8.2 (11!、s) :IR:3400
,1770.17710.1690.1600 C11
−’;実施例8 化合物AO,Smmol 、オレイン酸0.5mmol
 、ジシクロへキシルカルボジイミド0.5a+mol
及び触媒量のジメチルアミノピリジンをジクロロメタン
に加え、混合物を室温で3時間攪拌した。不溶物を濾去
し、濾液を減圧留去した。残漬をシリカゲルのフラシツ
ェカラムクロマトグラフィ−(ヘキサン−酢酸エステル
(1:0.5)で展開)で精製し標記式で表わされる化
合物(以下、化合物F)を油状物として得た。
The residue was purified by flash column chromatography on silica gel (developed with ethyl acetate-methanol (1:1)) to obtain a compound represented by the title formula as a white powder. Melting point: 108℃ NMR (400MHz): δ2.55 (4H,
m), 2.65 (2H, t, J-IHz), 2.8
5 (IH, m), 2.95, 2.99 (IH, T
wo doublets, J-IHri, 3.55
(4H, m), 3.7 (2H, t, J-IHri,
3.75 (6H, s) 3.11 (3H, s), 4.
25 (IH, t, J-2H, 4.45 (IH, p, J
-t, 5oz), 4.6 (IH, d, J-IHz
), 5.8 (1)1. d, J-2), 5.92-
6.0 (2H, closely 5 paced, dou
ble 5pin doublet, J=o, 5uz
) , 6.4 (2H,s) ,e,ss (IH
,s) ,8.2 (11!,s) :IR:3400
,1770.17710.1690.1600 C11
-'; Example 8 Compound AO, Smmol, oleic acid 0.5 mmol
, dicyclohexylcarbodiimide 0.5a+mol
and a catalytic amount of dimethylaminopyridine were added to dichloromethane and the mixture was stirred at room temperature for 3 hours. Insoluble materials were removed by filtration, and the filtrate was distilled off under reduced pressure. The residue was purified by Fraschice column chromatography on silica gel (developed with hexane-acetic acid ester (1:0.5)) to obtain a compound represented by the title formula (hereinafter referred to as compound F) as an oil.

’HMNR(400MHz) : 60.9 (3H,
t、J−1,5Hz) 1.3 (20H。
'HMNR (400MHz): 60.9 (3H,
t, J-1,5Hz) 1.3 (20H.

broad  slngl*t)、1.7(2H,m)
、2(4H,s)、  2.45(2H,s)2.85
 (IH,m) 、2.9.3(lH,Two dou
blets、J=IHz) 。
broad slngl*t), 1.7 (2H, m)
, 2(4H,s), 2.45(2H,s)2.85
(IH, m) , 2.9.3 (lH, Two dou
bullets, J=IHz).

3.78(1!H,s) 、3.82(3H,s) 、
4.2(1M、t、J=2Hz)4.35(LH,Q 
、J−1,75Hz) 、4.62 (IH,d 、J
−IH2) 、5.35 (28,m)5.88(LH
,dj−2Hx)、5.98−11.02(2H,cl
osly 5pac@dcoupl@d、two 5p
ln doublet、J=0.5Hz)、8.4(2
H,s)8.55 (IH,s) 、6.75 (18
,s) ;IR:1770.1720.15110;実
施例19 化合物E 0.35mmol及びピリジン2n+1の混
合物に四酸化オスミウム0.35mmolを室温で加え
、4時間攪拌した0反応液に亜硫酸水素ナトリウム15
7.5” gs水2.2B+*l、とリジン1.75 
mlを加えオレンジ色が発色した後ジクロロメタンで抽
出した。抽出液を乾燥後減圧留去し、残漬をシリカゲル
のフラッシュカラムクロマトグラフィーで精製し、標記
式で表わされる化合物を白色粉末として得た。
3.78 (1!H,s), 3.82 (3H,s),
4.2 (1M, t, J = 2Hz) 4.35 (LH, Q
, J-1,75Hz), 4.62 (IH,d, J
-IH2), 5.35 (28, m) 5.88 (LH
, dj-2Hx), 5.98-11.02 (2H, cl
osly 5pac@dcoupl@d, two 5p
ln doublet, J=0.5Hz), 8.4(2
H, s) 8.55 (IH, s), 6.75 (18
,s);IR:1770.1720.15110;Example 19 0.35 mmol of osmium tetroxide was added to a mixture of 0.35 mmol of compound E and 2n+1 pyridine at room temperature, and 15 sodium hydrogen sulfite was added to the reaction solution, which was stirred for 4 hours.
7.5” gs water 2.2B+*l, and lysine 1.75
ml was added and an orange color developed, followed by extraction with dichloromethane. The extract was dried and then evaporated under reduced pressure, and the residue was purified by flash column chromatography on silica gel to obtain a compound represented by the title formula as a white powder.

融点43℃ ’)IMNR(400MHz) :δ0.9 (3H,
t、J−11Z) 、1.3 (20H。
Melting point 43℃') IMNR (400MHz): δ0.9 (3H,
t, J-11Z), 1.3 (20H.

br6ad singlet) 、1.42(4H,+
a) 、1.68(2H4) 、2.45(2H,m)
 、2.115 (11(、m) 、2.9.2J5 
(LH,Two doubl@ts。
br6ad singlet) , 1.42 (4H, +
a) , 1.68 (2H4) , 2.45 (2H, m)
, 2.115 (11(, m) , 2.9.2J5
(LH, Two double@ts.

J−IHz) 、3.8 (2H,ff1l 、3.7
5 (SH,g) 、3.85 (3H,s) 、4.
2(IH,t、J=2Hz) 、4.35 (IH,q
、J−1,58り 、4.62 (lH,d。
J-IHz), 3.8 (2H, ff1l, 3.7
5 (SH, g), 3.85 (3H, s), 4.
2 (IH, t, J=2Hz), 4.35 (IH, q
, J-1,58ri, 4.62 (lH,d.

J=IHz) 、 5.9 (1)1 、d 、J−2
)1z) 、 5.98−6.03 (21)1 、 
clos 1yspaced、coupled two
 5pln doublet、J−0,5)1z)、6
.4(2H,S) 、6.55 (LH,S) 、6.
78(IH,s) 。
J=IHz), 5.9 (1)1, d, J-2
)1z), 5.98-6.03 (21)1,
clos 1yspaced, coupled two
5pln doublet, J-0,5)1z),6
.. 4 (2H, S), 6.55 (LH, S), 6.
78 (IH, s).

IR:34G0,1770.1720.1580 ’c
I11−’H実施例26 化合物A 207薦gをジクロロメタン2mlに溶解し
、これを攪拌しながらシタチルアミノ三フッ化イオウ0
.081 mlを一78℃で添加した0反応を室温で1
時間行なった0反応液を洗浄し、乾燥後溶媒を減圧で留
去した。残渣をシリカゲルのフラッシュカラムクロマト
グラフィー(ヘキサン−酢酸エチルで展開)で精製し標
記式で表わされる化合物を白色粉末として得た。融点1
02℃’HMNI)(400MHz):δ2.9 (I
H,s)、3.25,3.35 (IH,Tw。
IR:34G0,1770.1720.1580'c
I11-'H Example 26 207 g of Compound A was dissolved in 2 ml of dichloromethane, and while stirring, sulfur cytacylamino trifluoride was added.
.. 0.081 ml was added at -78°C for 1 reaction at room temperature.
The reaction mixture was washed for 1 hour, and after drying, the solvent was distilled off under reduced pressure. The residue was purified by flash column chromatography on silica gel (developed with hexane-ethyl acetate) to obtain a compound represented by the title formula as a white powder. Melting point 1
02℃'HMNI) (400MHz): δ2.9 (I
H, s), 3.25, 3.35 (IH, Tw.

doublats、J−IHz) 、3.75(6H,
s) 、3.82(3H,s) 、4.35(lH,q
、J−ISllz)、4.tS (IH,t、J−1,
75Hz)、4.65 (l)I。
doublets, J-IHz), 3.75 (6H,
s) , 3.82 (3H, s) , 4.35 (lH, q
, J-ISllz), 4. tS (IH, t, J-1,
75Hz), 4.65 (l)I.

overlapplng doublets、J=IH
z)、5.S、5.65(IH,d。
overlapplng doublets, J=IH
z), 5. S, 5.65 (IH, d.

J−0,75Hz)、5.!13−6.0(2H,Cl
08ly 5paced、coupled。
J-0,75Hz), 5. ! 13-6.0(2H,Cl
08ly 5paced, coupled.

two  5pin  doublet、JmO,5H
z)、8.25(2H,s)、8.6(IH。
two 5pin doublet, JmO, 5H
z), 8.25 (2H, s), 8.6 (IH.

S) 、8.95 (IH,d、J−0,5Hz) ;
IR:1770.−IS80 cm−鳳;実施例2フ 化合物A O,!vsol、臭素酸カリウム1■mol
、臭化化カリウムltamol s I N硫酸0.7
5m1及びクロロホルム5■lの混合物を室温で24時
間攪拌した0反応液を通常の方法で後処理し、残渣をシ
リカゲルのフラッシュカラムクロマトグラフィーで精製
し標記式で表わされる化合物を白色粉末として得た。融
点212℃ ’HMNR(400MHり:δ3.45 (IH,丁w
o  doubl@ts、J−ISHz)、3.85 
(11(、m)、3.9 (6M、s)、3.92 (
38,s)、4.25(1)1 、 t、J”2Hz)
 、 4.65 (IH,Q、J−1,75Hz) 、
 5.52 (IH,d。
S), 8.95 (IH, d, J-0,5Hz);
IR:1770. -IS80 cm-Feng; Example 2 Compound A O,! vsol, potassium bromate 1 mol
, potassium bromide ltamol s I N sulfuric acid 0.7
A mixture of 5 ml and 5 ml of chloroform was stirred at room temperature for 24 hours. The reaction solution was post-treated in a conventional manner, and the residue was purified by silica gel flash column chromatography to obtain the compound represented by the title formula as a white powder. . Melting point: 212°C 'HMNR (400MH): δ3.45 (IH,
o double@ts, J-ISHHz), 3.85
(11 (, m), 3.9 (6M, s), 3.92 (
38,s), 4.25(1)1,t,J”2Hz)
, 4.65 (IH, Q, J-1, 75Hz) ,
5.52 (IH, d.

J−1,51(χ)、8.04−1i、0B(21(、
closly  5paced、coupl@d。
J-1,51(χ), 8.04-1i, 0B(21(,
closely 5paced, couple@d.

two  5pin  doublat、JmO,5H
z)、fl、2(IH,S)、6.58(IH。
two 5pin doublet, JmO, 5H
z), fl, 2 (IH, S), 6.58 (IH.

s)、7.5(ILs); IR:340G、1780.11170,160GCI
−’;試験例 本発明化合物の抗腫瘍活性は下記の方法により実施した
s), 7.5 (ILs); IR: 340G, 1780.11170, 160GCI
-'; Test Example The antitumor activity of the compound of the present invention was tested by the following method.

CDF、 (BALB/c x DB^/2)マウス腹
腔内にP−388マウス白血病細胞(以下P−3111
1細胞と略す)10”個を移植した。  ゛ 水に溶解あるいはTwean [10に懸濁した本発明
化合物をP−388細胞移植後1日及び58目に12.
5〜IOQ、 sg/kgの用量にマウス腹腔内に注射
した。
CDF, (BALB/c x DB^/2) P-388 mouse leukemia cells (hereinafter P-3111) intraperitoneally
The compound of the present invention dissolved in water or suspended in Tween [10] was transplanted on day 1 and 58 after transplantation of P-388 cells.
Mice were injected intraperitoneally at a dose of 5 to IOQ, sg/kg.

その後本発明化合物被投与マウス(以下投与群と略す、
各群6匹)及び溶媒被投与マウス(以下対照群と略す、
各群10匹)の生死を観察し、その平均生存日数を求め
、対照群の平均生存日数に対する投与群の平均生存日数
の比(%)を算出した。
Thereafter, mice were administered the compound of the present invention (hereinafter referred to as administration group).
6 mice in each group) and vehicle-treated mice (hereinafter referred to as control group)
The survival of 10 animals in each group was observed, and the average number of days of survival was determined, and the ratio (%) of the average number of days of survival of the treated group to the average number of days of survival of the control group was calculated.

その値を本発明化合物の抗腫瘍活性とした。The value was defined as the antitumor activity of the compound of the present invention.

尚、対照群の平均生存日数は約10日であった。The average survival time of the control group was about 10 days.

結果を表1に示した。The results are shown in Table 1.

表1 *投与群平均生存日数/対照群平均生存日数中中投与し
たマウス6匹中3匹以上が投与化合物の毒性の為死亡 上表から明らかなように対照化合物であるポドフィロト
キシンを投与した群ではs o mg/kg以上の投与
量では毒性が強く現われた。
Table 1 *Average survival days of the administration group/average survival days of the control group More than 3 out of 6 treated mice died due to the toxicity of the administered compound.As is clear from the above table, the control compound podophyllotoxin was administered. In the group treated, toxicity appeared strongly at doses higher than s o mg/kg.

これに対して、本発明化合物では50 mg/kg以上
の投与量でも毒性を表わさず、かつ優れた抗腫瘍効果を
示した。従って、本発明化合物が抗腫瘍活性に優れ、か
つ毒性も低いことが確認された。
In contrast, the compound of the present invention exhibited no toxicity even at doses of 50 mg/kg or more and exhibited excellent antitumor effects. Therefore, it was confirmed that the compound of the present invention has excellent antitumor activity and low toxicity.

Claims (1)

【特許請求の範囲】 1)式 ▲数式、化学式、表等があります▼ (式中、R_1、R_2及びR_3はそれぞれ独立に低
級アルコキシ基を、Xはハロゲン原子又は水素原子を、
Yはハロゲン原子、水酸基又は−O−CO−R_4を、
R_4は環状アミノ基、アルキルアミノ基又は飽和もし
くは不飽和の脂肪族炭化水素残基を意味し、前記環状ア
ミノ基はヒドロキシルアルキル基、環状アミノ基又は1
,3−ベンゾオキソラニルアルキル基を置換基として有
してもよく、前記アルキルアミノ基は環状アミノ基を置
換基として有してもよく、又前記脂肪族炭化水素残基は
1つ以上の水酸基を置換基として有してもよい。但しY
が水酸基でXが水素原子である組合せを除く。)で表わ
される化合物及びその塩 2)式 ▲数式、化学式、表等があります▼ (式中、R_1、R_2及びR_3はそれぞれ独立に低
級アルコキシ基を、Xはハロゲン原子又は水素原子を示
す。)で表わされる化合物をハロゲン化水素又は式 ▲数式、化学式、表等があります▼ (式中、X_1はハロゲン原子を、R_5及びR_6は
独立に低級アルキル基を意味する)で表わされる化合物
と反応させることを特徴とする式 ▲数式、化学式、表等があります▼ (式中、R_1、R_2、R_3、X及びX_1は前記
に同じ)で表わされる化合物の製造法 3)式 ▲数式、化学式、表等があります▼ (式中、Xはハロゲン原子又は水素原子を、R_1、R
_2及びR_3はそれぞれ独立に低級アルコキシ基を、
R_7はアルール基を意味する。)で表わされる化合物
を式 HR_4_1 (式中、R_4_1は環状アミノ基又はアルキルアミノ
基を意味し、前記環状アミノ基はヒドロキシルアルキル
基、環状アミノ基又は1,3−ベンゾオキソラニルアル
キル基を置換基として有してもよく、又前記アルキルア
ミノ基は環状アミノ基を置換基として有してもよい。)
で表わされる化合物と反応させることを特徴とする式 ▲数式、化学式、表等があります▼ (式中、R_1、R_2、R_3、X及びR_4_1は
前記に同じ)で表わされる化合物の製造法 4)式 ▲数式、化学式、表等があります▼ (式中R_1、R_2、及びR_3はそれぞれ独立に低
級アルコキシ基を、Xはハロゲン原子又は水素原子を意
味する。)で表わされる化合物を脱水縮合剤及び塩基性
触媒の存在下式 R_4_2COOH (式中、R_4_2は飽和又は不飽和の脂肪族炭化水素
残基を意味する。)で表わされる化合物と反応させ所望
により生成物をグリコール形成酸化剤と反応させ、次い
で、還元剤と処理することを特徴とする式 ▲数式、化学式、表等があります▼ (式中、R_1、R_2、R_3及びXは前記に同じで
あり、R_4_3は置換基として1つ以上の水酸基を有
することもある飽和もしくは不飽和の脂肪族炭化水素残
基を意味する。)で表わされる化合物の製造法。
[Claims] 1) Formula ▲ Numerical formula, chemical formula, table, etc. ▼ (In the formula, R_1, R_2 and R_3 each independently represent a lower alkoxy group, X represents a halogen atom or a hydrogen atom,
Y is a halogen atom, a hydroxyl group, or -O-CO-R_4,
R_4 means a cyclic amino group, an alkylamino group, or a saturated or unsaturated aliphatic hydrocarbon residue, and the cyclic amino group is a hydroxylalkyl group, a cyclic amino group, or 1
, 3-benzoxolanylalkyl group as a substituent, the alkylamino group may have a cyclic amino group as a substituent, and the aliphatic hydrocarbon residue may have one or more It may have a hydroxyl group as a substituent. However, Y
Excludes combinations where is a hydroxyl group and X is a hydrogen atom. ) and their salts 2) Formula ▲ Numerical formulas, chemical formulas, tables, etc. are available▼ (In the formula, R_1, R_2 and R_3 each independently represent a lower alkoxy group, and X represents a halogen atom or a hydrogen atom.) A compound represented by is reacted with hydrogen halide or a compound represented by the formula ▲ There are mathematical formulas, chemical formulas, tables, etc. There are formulas ▲ mathematical formulas, chemical formulas, tables, etc. ▼ (in the formula, R_1, R_2, R_3, etc.▼ (In the formula, X is a halogen atom or a hydrogen atom, R_1, R
_2 and R_3 each independently represent a lower alkoxy group,
R_7 means an allyl group. ) is a compound represented by the formula HR_4_1 (wherein R_4_1 means a cyclic amino group or an alkylamino group, and the cyclic amino group is substituted with a hydroxylalkyl group, a cyclic amino group, or a 1,3-benzoxolanylalkyl group). (The alkylamino group may have a cyclic amino group as a substituent.)
Method for producing a compound represented by the formula ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ (wherein R_1, R_2, R_3, X and R_4_1 are the same as above) 4) A compound represented by the formula ▲There are mathematical formulas, chemical formulas, tables, etc.▼ (In the formula, R_1, R_2, and R_3 each independently represent a lower alkoxy group, and reacting with a compound of the formula R_4_2COOH in the presence of a basic catalyst, where R_4_2 means a saturated or unsaturated aliphatic hydrocarbon residue, and optionally reacting the product with a glycol-forming oxidizing agent; Next, there are formulas ▲ mathematical formulas, chemical formulas, tables, etc. that are characterized by treatment with a reducing agent ▼ (wherein R_1, R_2, R_3 and A process for producing a compound represented by (representing a saturated or unsaturated aliphatic hydrocarbon residue that may have a hydroxyl group).
JP27521387A 1987-10-30 1987-10-30 Novel podophyllotoxin derivative and production thereof Pending JPH01117885A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009788A1 (en) * 1989-02-23 1990-09-07 The University Of North Carolina At Chapel Hill Etoposide analogues
US5541223A (en) * 1989-02-23 1996-07-30 Yale University 4β-amino podophyllotoxin analog compounds and methods
CN1035821C (en) * 1991-01-25 1997-09-10 大鹏药品工业株式会社 4-deoxy-4-epipodophyllotoxin derivatives or pharmaceutically acceptable salt thereof
FR2810321A1 (en) * 2000-06-20 2001-12-21 Adir Podophyllotoxin carbamate and thiocarbamate derivatives have improved anticancer activity
EP1643987A4 (en) * 2003-07-01 2008-07-09 California Pacific Med Center Podophyllotoxin derivatives
US10087194B2 (en) 2015-10-27 2018-10-02 California Pacific Medical Center Podophyllotoxin derivatives and their use
JP2019048851A (en) * 2008-05-23 2019-03-28 ザ ユニヴァーシティ オブ ブリティッシュ コロンビア Modified Drugs for Use in Liposomal Nanoparticles
US11186594B2 (en) 2015-10-27 2021-11-30 California Pacific Medical Center Podophyllotoxin derivatives and their use

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009788A1 (en) * 1989-02-23 1990-09-07 The University Of North Carolina At Chapel Hill Etoposide analogues
EP0461141A1 (en) * 1989-02-23 1991-12-18 University Of North Carolina At Chapel Hill Etoposide analogues
US5541223A (en) * 1989-02-23 1996-07-30 Yale University 4β-amino podophyllotoxin analog compounds and methods
EP0461141B1 (en) * 1989-02-23 1999-11-03 University Of North Carolina At Chapel Hill Etoposide analogues
CN1035821C (en) * 1991-01-25 1997-09-10 大鹏药品工业株式会社 4-deoxy-4-epipodophyllotoxin derivatives or pharmaceutically acceptable salt thereof
CN1046521C (en) * 1991-01-25 1999-11-17 大鹏药品工业株式会社 Preparation of derivative of 4-deoxcide-4-surface-podocyllin poison
FR2810321A1 (en) * 2000-06-20 2001-12-21 Adir Podophyllotoxin carbamate and thiocarbamate derivatives have improved anticancer activity
WO2001098307A1 (en) * 2000-06-20 2001-12-27 Les Laboratoires Servier Carbamate and thiocarbamate podophyllotoxin derivatives, preparation method and pharmaceutical compositions containing them
US6878746B2 (en) 2000-06-20 2005-04-12 Les Laboratoires Servier Carbamate and thiocarbamate podophyllotoxin derivatives, preparation method and pharmaceutical compositions containing them
EP1643987A4 (en) * 2003-07-01 2008-07-09 California Pacific Med Center Podophyllotoxin derivatives
US8158809B2 (en) 2003-07-01 2012-04-17 Sutter West Bay Hospitals Podophyllotoxin derivatives
JP2019048851A (en) * 2008-05-23 2019-03-28 ザ ユニヴァーシティ オブ ブリティッシュ コロンビア Modified Drugs for Use in Liposomal Nanoparticles
US10087194B2 (en) 2015-10-27 2018-10-02 California Pacific Medical Center Podophyllotoxin derivatives and their use
US11186594B2 (en) 2015-10-27 2021-11-30 California Pacific Medical Center Podophyllotoxin derivatives and their use

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