百科

表儿茶素

表儿茶素

CAS号：490-46-0

英文名：(-)-epicatechin

分子式

C15H14O6

熔点

240°C (dec.)(lit.)

密度

1.593g/cm3

分子量

290.268

沸点

630.4ºC at 760 mmHg

溶解度

信号词

危险品标志

若想填写更详细的询价信息，请点击进入询价页面

点我

化合物简介

Potent antioxidant and antineoplastic agent.

基本信息

中文名称

表儿茶素

英文名称

(-)-epicatechin

中文别名

表儿茶素 141、(−)-cis-3,3\',4\',5,7-Pentahydroxyflavane、表儿茶精、2-(3,4-羟基苯基)-3,4-二氢-2H-1-苯并吡喃-3,5,7-三醇

英文别名

2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-cis)-、(2R,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol、(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol、(−)-Epicatechin,from green tea、(-)-Epicatechin、L-Epicatechin

CAS号

490-46-0

分子式

C15H14O6

分子量

290.268

精确质量

290.079

PSA

110.38

LOGP

1.5461

编号系统

UNII

34PHS7TU43

物化性质

外观与性状

白色至淡黄色晶体粉末

密度

1.593g/cm3

沸点

630.4ºC at 760 mmHg

熔点

240°C (dec.)(lit.)

稳定性

Stable under normal temperatures and pressures.

储存条件

2-8ºC

安全信息

RTECS号

KB3745000

安全说明

S26-S36

危险类别码

R36/37/38

WGK Germany

3

危险品标志

Xi

合成路线

共找到23条合成路线 >

tetrabeuzyl-(-)-epicatechin

tetrabeuzyl-(-)-epicatechin

表儿茶素

上游原料

共找到49个上游原料 >

epicatechin-(4β->8,2βO->7)-epicatechin-(4β->8)-epicatechin

epicatechin-(4β->8,2βO->7)-epicatechin-(4β->8)-epicatechin

aesculitannin E

aesculitannin E

原花青素B4

原花青素B5

(+)-gallocatechin (4α-8)-(-)-epicatechin

(+)-gallocatechin (4α-8)-(-)-epicatechin

槲皮素

下游产品

共找到31个下游商品 >

ethyl (7R,12S,12aR)-6,7,8,9-tetrahydroxy-5,15-dioxo-2,11,12a,13-tetrakis((2R,3R)-3,5,7-trihydroxychroman-2-yl)-5,7,12,12a-tetrahydro-12,7-prop[1]enotetraphene-4-carboxylate

ethyl (7R,12S,12aR)-6,7,8,9-tetrahydroxy-5,15-dioxo-2,11,12a,13-tetrakis((2R,3R)-3,5,7-trihydroxychroman-2-yl)-5,7,12,12a-tetrahydro-12,7-prop[1]enotetraphene-4-carboxylate

epicatechin-(4β-8)-epicatechin-(4β-8)-epicatechin-(4β-8)-catechin

epicatechin-(4β-8)-epicatechin-(4β-8)-epicatechin-(4β-8)-catechin

desgalloyl theasinensin F

desgalloyl theasinensin F

天然维生素E

天然维生素E

2-[(2S)-3-(3,4-dihydroxyphenyl)-2-hydroxypropyl]benzene-1,3,5-triol

2-[(2S)-3-(3,4-dihydroxyphenyl)-2-hydroxypropyl]benzene-1,3,5-triol

原花青素B5

上游原料

epicatechin-(4β->8,2βO->7)-epicatechin-(4β->8)-epicatechin aesculitannin E 原花青素B4 原花青素B5 (+)-gallocatechin (4α-8)-(-)-epicatechin 槲皮素 (-)-表儿茶素没食子酸酯 epiafzelechin-(4β->8)-epicatechin-(4β->8,2β->O->7)-epicatechin-(4α->8)-epicatechin epiafzelechin-(4β->8,2β->O->7)-epiafzelechin-(4α->8)-epicatechin epicatechin-(4β->8,2β->O->7)-epiafzelechin-(4α->8)-epicatechin (-)-EC-4β->6-(-)-EC-4β->8-(+)-C Cinnamtannin B-1 pentabenzylated cyanidin (S)-(2R,3R)-5,7-bis(benzyloxy)-2-(3′,4′-bis(benzyloxy)phenyl)chroman-3-yl 2-methoxy-2-phenylacetate procyanidin B-1 8-C-β-D-glucopyranoside procyanidin E-1 原花清素B3 pavetannin C-1 [epicatechin-(4β→8)]5-epicatechin 3,5,7-tris(benzyloxy)-2-(3,4-bis(benzyloxy)phenyl)-4H-chromene (E)-1-(3',4'-di-O-methoxymethylphenyl)-3-(2'',4'',6''-tri-O-methoxymethylphenyl)-propene (-)-epi-catechin 3-O-β-D-glucopyranoside epicatechin-(4β->8)-epicatechin-(4β->8)-epicatechin-(4β->8,2β->O->7)-epicatechin-(4α->8)-epicatechin 原花青素C1 儿茶素 tetrabeuzyl-(-)-epicatechin epiafzelechin-(4β->8,2β->O->7)-epicatechin-(4α->8)-epicatechin 2,4,6-tris(methoxymethoxy)benzaldehyde 原花青素 B2 epiafzelechin-(4β->8)-epicatechin 2,3',4,4',6-penta-O-methoxymethyl-retro-chalcone (-)-表没食子儿茶素没食子酸酯 (-)-epicatechin benzylthioether 3,5,7-tris(benzyloxy)-2-(3,4-bis(benzyloxy)phenyl)-2H-chromene 苄硫醇 epicatechin-(4β<*>8)-catechin-(4α<*>8)-epicatechin kandelin B-1 proanthocyanidin B6 procyanidin B-1 6-C-β-D-glucopyranoside (+)-C-4α->6-(+)-C cinnamtannin A2 (-)-ECG-4''-O-ME aesculitannin C 苄奎辛原花青素(OPC) 1-(3',4'-di-O-methoxymethylphenyl)-3-(2'',4'',6''-tri-O-methoxymethylphenyl)-1-propanol Cinnamtannin B1 cinnamtannin B-1

下游产品

ethyl (7R,12S,12aR)-6,7,8,9-tetrahydroxy-5,15-dioxo-2,11,12a,13-tetrakis((2R,3R)-3,5,7-trihydroxychroman-2-yl)-5,7,12,12a-tetrahydro-12,7-prop[1]enotetraphene-4-carboxylate epicatechin-(4β-8)-epicatechin-(4β-8)-epicatechin-(4β-8)-catechin desgalloyl theasinensin F 天然维生素E 2-[(2S)-3-(3,4-dihydroxyphenyl)-2-hydroxypropyl]benzene-1,3,5-triol 原花青素B5 原花青素B4 epitheaflavic acid theasinensin E 儿茶素 (2R,8R)-8-(4,5-dihydroxy-2-((2R)-3,5,7-trihydroxychroman-2-yl)phenyl)-2-((2R)-2-((2R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychroman-8-yl)-4,5-dihydroxyphenyl)chromane-3,5,7-triol <4,8:4,8>-all-trans:2,3-cis-bi-<(+)-catechin>-(-)-epicatechin (2R,7aR)-2-((2R)-2-((2R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychroman-8-yl)-4,5-dihydroxyphenyl)-3,10-dihydroxy-7a-((2S)-3,5,7-trihydroxychroman-2-yl)-3,4,7a,8-tetrahydro-2H-benzofuro[2,3-h]chromene-5,9-dione S-腺苷-L-高半胱氨酸原花青素 B2 ethyl 7,8-dioxo-3,5-bis((2R,3R)-3,5,7-trihydroxychroman-2-yl)-7,8-dihydronaphthalene-1-carboxylate (5R)-5-(3,4-二羟基苄基)二氢-2(3H)-呋喃酮 2,3,4,5-tetrahydroxy-6-oxobenzo[7]annulene-8-carboxylic acid (5S,10S)-1,2,8,9,10-pentahydroxy-4,6,13-tris((2R,3R)-3,5,7-trihydroxychroman-2-yl)-5,10-dihydro-11H-5,10-ethenodibenzo[a,d][7]annulen-11-one 1,1-二苯基-2-苦味酰肼 theanaphthoquinone 茶黄素茶黄素-3-没食子酸酯 3-(3-羟基苯基)丙酸原花青素(OPC) 5-(3,4-dihydroxyphenyl)-γ-valeric acid