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CAS RN: 490-46-0 | 产品编码: E1226
(-)-Epicatechin

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* TCI会经常复审储藏条件以对其进行优化,请以在线目录为准,敬请留意。
* 更多信息,请联系营业部:021-67121386 / Sales-CN@TCIchemicals.com 。任何货期、规格或包装方面的需求,请联系我们 。
* 无具体发货日期的情况,如:显示“8个工作日后发货”,将在您订购日起的8个工作日后发货。
* 我们将以最优方式从上海/天津两大仓库发货。国内库存不足,需两周左右向日本总部调货。
* 对于可分装产品,11:30前的订单,当天发货;11:30后的订单,隔天发货。
* 如需大包装,请点击“大包装询价”按钮(对于某些产品我们无法提供大包装)。
* TCI会经常复审储藏条件以对其进行优化,请以在线目录为准,敬请留意。
* 更多信息,请联系营业部:021-67121386 / Sales-CN@TCIchemicals.com 。任何货期、规格或包装方面的需求,请联系我们 。
产品编码 | E1226 |
纯度/分析方法 ![]() |
>97.0%(HPLC) |
分子式/分子量 | C__1__5H__1__4O__6 = 290.27 |
外观与形状(20°C) | 固体 |
储存温度 ![]() |
冷藏 (0-10°C) |
储存在惰性气体下 | 存放于惰性气体之中 |
应避免的情况 | 空气,加热 |
包装和容器 ![]() |
1G-带有塑料内管的玻璃瓶 (查看图片) |
CAS RN | 490-46-0 |
Reaxys-RN | 92760 |
PubChem物质ID | 468591690 |
MDL编号 | MFCD00075648 |
技术规格
Appearance | White to Light yellow to Light orange powder to crystal |
Purity(HPLC) | min. 97.0 area% |
Specific rotation [a]20/D | -56.0 to -64.0 deg(C=0.1, MeOH) |
物性(参考值)
熔点 | 240 °C(dec.) |
比旋光度 [α]D | -62° (C=0.1,MeOH) |
最大吸收波长 | 280 nm (MeOH) |
溶解性(可溶于) | 甲醇 |
GHS
象形图 |
![]() |
信号词 | 警告 |
危险性说明 | H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。 |
防范说明 | P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染:用水充分清洗。 P337 + P313 : 如仍觉眼刺激:求医/就诊。 P305 + P351 + P338 : 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服,清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激:求医/就诊。 |
相关法规
RTECS# | K3745000 |
新化学物质备案回执号 | B1A232216053 |
运输信息
监管条件代码(*) |
应用
Efflux pump research
(-)-Epicatechin has been reported to inhibit efflux pump thereby decreasing the minimum inhibitory concentrations (MICs) of Isoniazid [I0138] against Mycobacterium.1)
(The product is for research purpose only.)
(The product is for research purpose only.)
Reference
- 1) Modulation of isoniazid susceptibility by flavonoids in Mycobacterium
- Determination of Tea Components with Antioxidant Activity
- Metabolism of green tea catechins: an overview
- Green tea extract: Chemistry, antioxidant properties and food applications - A review
- Antiviral effect of catechins in green tea on influenza virus
- Green Tea: Nature's Defense against Malignancies (a review)
- Biological functions of epicatechin: Plant cell to human cell health (a review)
- (-)-Epicatechin mediates beneficial effects of flavanol-rich cocoa on vascular function in humans
- Metabolism of green tea catechins: an overview
- Dietary flavonoids: Role of (-)-epicatechin and related procyanidins in cell signaling (a review)
应用
(-)-Epicatechin: A Components of Green Tea with a Variety of Biological Activities
(-)-Epicatechin and (-)-epicatechin gallate [E0890] are major components of green tea which is the most popular beverages worldwide. It has been reported that they possess a variety of biological activities, including antioxidant, anti-inflammatory, antiviral and anti-cancerous properties. (The product is for research purpose only.)
References
应用
(-)-Epicatechin: An Antioxidant Flavonoid with Many Bioactive Properties
(-)-Epicatechin is a flavan-3-ol, an antioxidant flavonoid that is present in green teas, red wine, cocoa products, and many fruits, such as apples. It has demonstrated strong antioxidative, anti-inflammatory and anti-cancerous properties. (The product is for research purpose only.)