(-)-表没食子酸酯 (CAS No.989-51-5)
- 中文别名
- (-)-顺式-2-(3,4,5-三羟基苯基)-3,4-二氢-1(2H)-苯并吡喃-3,5,7-三醇 3-没食子酸酯；(-)-顺式-3,3',4',5,5',7-六羟基-黄烷-3-没食子酸酯
- 英文名称
- (-)-Epigallocatechin gallate
- 分子式
- C22H18O11
- 所属类别
- 试剂实验设备
- 物化性质
- 白色至淡黄色结晶粉末，易溶于乙醇、丙酮、二甲亚砜等有机溶剂，微溶于水；熔点218-219°C，比旋光度[α]D20约-50°(c=1,乙醇)。
- 技术参数
- 含量(HPLC)≥98% 分子量458.37
- 外观
- 白色至淡黄色粉末
- 溶解性
- 易溶于乙醇、丙酮、DMSO，微溶于水
- 熔点
- 218-219°C
English description（英文原文，共 1112 字符）
Product Name:(-)-Epigallocatechin gallate
English Name:(-)-Epigallocatechin gallate
CAS No.:989-51-5
Aliases:EGCG, (-)-cis-3,3',4',5,5',7-hexahydroxyflavan-3-gallate, (-)-cis-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate
Molecular Formula:C22H18O11
Physical Properties:White to off-white crystalline powder, freely soluble in ethanol, acetone, dimethyl sulfoxide and other organic solvents, slightly soluble in water; melting point 218-219°C, specific rotation [α]D20 about -50° (c=1, ethanol).
Uses:As the most important catechin in tea polyphenols, it has strong antioxidant activity and is often used as an antioxidant and functional food additive. In cosmetics, it serves as an antioxidant and anti-aging active ingredient, and it is also widely studied in pharmaceutical research for its anti-tumor, antibacterial, and anti-inflammatory activities.
Technical Specifications:
Assay (HPLC) ≥98%
Molecular weight: 458.37
Appearance: white to off-white powder
Solubility: freely soluble in ethanol, acetone and DMSO, slightly soluble in water
Melting point: 218-219°C
English Name:(-)-Epigallocatechin gallate
CAS No.:989-51-5
Aliases:EGCG, (-)-cis-3,3',4',5,5',7-hexahydroxyflavan-3-gallate, (-)-cis-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate
Molecular Formula:C22H18O11
Physical Properties:White to off-white crystalline powder, freely soluble in ethanol, acetone, dimethyl sulfoxide and other organic solvents, slightly soluble in water; melting point 218-219°C, specific rotation [α]D20 about -50° (c=1, ethanol).
Uses:As the most important catechin in tea polyphenols, it has strong antioxidant activity and is often used as an antioxidant and functional food additive. In cosmetics, it serves as an antioxidant and anti-aging active ingredient, and it is also widely studied in pharmaceutical research for its anti-tumor, antibacterial, and anti-inflammatory activities.
Technical Specifications:
Assay (HPLC) ≥98%
Molecular weight: 458.37
Appearance: white to off-white powder
Solubility: freely soluble in ethanol, acetone and DMSO, slightly soluble in water
Melting point: 218-219°C
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| 产品名称 | 纯度 | 包装规格 | 级别 | 价格 | 库存 | 操作 |
|---|---|---|---|---|---|---|
| (-)-表没食子酸酯 CAS 989-51-5 | — | — | 工业级 | 电议 | — | 询价 |
常见问题
- (-)-表没食子酸酯的 CAS 号是多少？
- (-)-表没食子酸酯的 CAS 号是 989-51-5。
- (-)-表没食子酸酯的分子式和分子量是什么？
- (-)-表没食子酸酯的分子式为 C22H18O11。
- (-)-表没食子酸酯的英文名称是什么？
- (-)-表没食子酸酯的英文名称为 (-)-Epigallocatechin gallate。
- (-)-表没食子酸酯还有哪些别名？
- (-)-表没食子酸酯又称 (-)-顺式-2-(3,4,5-三羟基苯基)-3,4-二氢-1(2H)-苯并吡喃-3,5,7-三醇 3-没食子酸酯、(-)-顺式-3,3',4',5,5',7-六羟基-黄烷-3-没食子酸酯。
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