儿茶素
羟黄酮((+)-catechin)
CAS: 154-23-4
化学式: C15H14O6
| 中文名 | 羟黄酮 |
| 英文名 | (+)-catechin |
| 别名 | 儿茶精 羟黄酮 茶单宁 儿茶素 西阿尼醇 右旋儿茶酚 (+)-儿茶素 (2R-反)-2-(3,4-二羟苯基)-3,4-二氢-2H-苯并吡喃-3,5,7-三醇(酚) |
| 英文别名 | cianidanol (+)-catechin (+)-Catechins 3,3,4,5,7-Flavanpentol 2-(3,4-dihydroxyphenyl)chromane-3,5,7-triol (2R,3S) (2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol |
| CAS | 154-23-4 |
| EINECS | 205-825-1 |
| 化学式 | C15H14O6 |
| 分子量 | 290.27 |
| InChI | InChI=1/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1 |
| InChIKey | PFTAWBLQPZVEMU-DZGCQCFKSA-N |
| 密度 | 1.593g/cm3 |
| 熔点 | 175-177 °C (anhydrous)(lit.) |
| 沸点 | 630.4°C at 760 mmHg |
| 比旋光度 | D18 +16 to +18.4° |
| 闪点 | 335°C |
| 蒸汽压 | 9.29E-17mmHg at 25°C |
| 溶解度 | 溶于热水、甲醇、乙醇、丙酮及冰醋酸。微溶于冷水和乙醚。 |
| 折射率 | 1.741 |
| 酸度系数 | 9.54±0.10(Predicted) |
| 存储条件 | 2-8°C |
| 外观 | 整洁 |
| 物化性质 | 化学性质 来源于茶叶中提出的有效成分。 |
| MDL号 | MFCD00075649 |
| 危险品标志 | Xi - 刺激性物品 |
| 风险术语 | 36/37/38 - 刺激眼睛、呼吸系统和皮肤。 |
| 安全术语 | S26 - 不慎与眼睛接触后，请立即用大量清水冲洗并征求医生意见。 S36 - 穿戴适当的防护服。 |
| WGK Germany | 3 |
| RTECS | DJ3450000 |
| FLUKA BRAND F CODES | 8-10-23 |
| 海关编号 | 29329990 |
| 下游产品 | 可可色素 原花青素B1 |
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儿茶素 - 性质
羟黄酮是一类广泛存在于植物中的天然化合物，具有许多有益的生理活性。它们的化学结构特征是呈现出两个芳环的骨架，并具有一个羟基（-OH）与一个卡宾基（C=O）的功能基团。羟黄酮分子的化学结构可以通过进行不同的功能基团修饰而变得多样化。
羟黄酮具有很强的抗氧化活性，可以抑制体内自由基的生成，对于预防氧化应激、抵抗炎症和细胞损伤具有保护作用。羟黄酮还有抗菌、抗病毒、抗肿瘤和抗过敏等多种药理活性。它们可以通过调节细胞信号传导途径、抑制酶的活性、增强免疫系统等途径发挥这些作用。
羟黄酮具有很强的抗氧化活性，可以抑制体内自由基的生成，对于预防氧化应激、抵抗炎症和细胞损伤具有保护作用。羟黄酮还有抗菌、抗病毒、抗肿瘤和抗过敏等多种药理活性。它们可以通过调节细胞信号传导途径、抑制酶的活性、增强免疫系统等途径发挥这些作用。
最后更新：2024-04-10 22:29:15
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产品名: (+)-儿茶素 标准品 去供应商网站查看 询盘CAS: 154-23-4
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包装: 瓶
规格: SC8160-20mg,20mg,SC8160-100mg,100mg,SVC1015-50mg,50mg,IC1080-D-1ml,10mM*1mlinDMSO,IC1080-10mg,10mg,I
价格: 电话、微信、QQ、邮件
库存: 现询
电话: 010-50973130
手机: 17801761073(微信同号)
电子邮件: 3193328036@qq.com
QQ: 3193328036
微信: 17801761073
产品描述: 索莱宝直销，欢迎来询
现货供应
产品名: (+)-儿茶素 标准品 去供应商网站查看 询盘CAS: 154-23-4
产地: 北京
包装: 瓶
规格: SC8160-20mg,20mg,SC8160-100mg,100mg,SVC1015-50mg,50mg,IC1080-D-1ml,10mM*1mlinDMSO,IC1080-10mg,10mg,I
价格: 电话、微信、QQ、邮件
库存: 现询
电话: 010-50973130
手机: 17801761073(微信同号)
电子邮件: 3193328036@qq.com
QQ: 3193328036
微信: 17801761073
产品描述: 索莱宝直销，欢迎来询
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