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Merck
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文件

03950590

(−)-表儿茶素没食子酸酯

primary reference standard

别名:

(-)-cis-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate, (-)-cis-3,3′,4′,5,7-Pentahydroxyflavane 3-gallate, 3- O -没食子酰表儿茶精

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About This Item

经验公式（希尔记法）:
C22H18O10
CAS号:
1257-08-5
分子量:
442.37
MDL號碼:
MFCD00075936
分類程式碼代碼:
85151701
PubChem物質ID:
329747845
NACRES:
NA.24

等級

primary reference standard

儲存期限

limited shelf life, expiry date on the label

製造商／商標名

HWI

應用

food and beverages

儲存溫度

−20°C

SMILES 字串

Oc1cc(O)c2C[C@@H](OC(=O)c3cc(O)c(O)c(O)c3)[C@H](Oc2c1)c4ccc(O)c(O)c4

InChI

1S/C22H18O10/c23-11-6-14(25)12-8-19(32-22(30)10-4-16(27)20(29)17(28)5-10)21(31-18(12)7-11)9-1-2-13(24)15(26)3-9/h1-7,19,21,23-29H,8H2/t19-,21-/m1/s1

InChI 密鑰

LSHVYAFMTMFKBA-TZIWHRDSSA-N

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相关类别

一般說明

Epicatechin gallate is a polyphenolic compound that belongs to the category of catechins, which are naturally occurring antioxidant flavonoids in green tea. It can find applications as an anticancer, anti-inflammatory agent and cardiovascular agent.
Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.

應用

Reference Standard in the analysis of herbal medicinal products

象形圖

Exclamation mark
GHS07

訊號詞

Warning

危險聲明

H315,H319,H335

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

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分析证书(COA)

Lot/Batch Number
HWI02233-3
HWI02233-2
HWI02233-1
HWI02233
HWI01496-4

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Differential in vitro cytotoxicity of (?)-epicatechin gallate (ECG) to cancer and normal cells from the human oral cavity
Babich.H, et al.
Toxicology in vitro, 19, 231-242 (2005)
Scavenging mechanisms of (-)-epigallocatechin gallate and (-)-epicatechin gallate on peroxyl radicals and formation of superoxide during the inhibitory action
Kondo K, et al.
Free Radical Biology & Medicine, 27, 855-863 (1999)
Qiu-Hong Zhang et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 880(1), 168-171 (2011-12-14)
A rapid and valid method was developed for simultaneous determination catechin, epicatechin and epicatechin gallate in rat plasmas using scopoletin (103 ng mL(-1)) as an internal standard (IS). The separation was performed on Eclipse plus C18 column (100 mm ×
Yali Zhao et al.
Drug discovery today, 17(11-12), 630-635 (2012-03-15)
Catechins containing galloyl moieties are important natural antioxidant compounds. In this paper, we review the multiple mechanisms whereby catechins containing a galloyl moiety can target key proteins to inhibit sexual transmission of HIV-1, as well as HIV-1 fusion, HIV-1 reverse
Shambhunath Choudhary et al.
Carcinogenesis, 33(4), 876-885 (2012-02-07)
More than 85% of breast cancers are sporadic and attributable to long-term exposure to environmental carcinogens, such as those in the diet, through a multistep disease process progressing from non-cancerous to premalignant and malignant stages. The chemical carcinogen 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP)
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