跳轉至內容
Merck
全部照片(3)

重要文件

檢視所有文件

C0692

Sigma-Aldrich

(−)-儿茶素没食子酯酸

≥98% (HPLC), from green tea

同義詞:

(2S,3R)-2-(3,4-二羟苯基)-3,4-二氢-1(2H)-苯并吡喃-3,5,7-三醇3-(3,4,5-三羟基苯甲酸)

登入查看組織和合約定價
全部照片(3)

About This Item

經驗公式（希爾表示法）:
C22H18O10
CAS號碼:
130405-40-2
分子量：:
442.37
MDL號碼:
MFCD00214258
分類程式碼代碼:
12352205
PubChem物質ID:
57653978
NACRES:
NA.77

生物源

green tea

化驗

≥98% (HPLC)

形狀

powder

應用

metabolomics
vitamins, nutraceuticals, and natural products

儲存溫度

2-8°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-CTNGQTDRSA-N

基因資訊

human ... BACE1(23621)

尋找類似的產品？ 前往 產品比較指南

相關類別

一般說明

(−)-儿茶素没食子酸酯属于多酚类化合物，是绿茶中的儿茶素在热处理时发生差向异构化时形成的。它是一种天然的黄烷醇儿茶素，含有没食子酰部分。

應用

(−)-儿茶素没食子酸酯用于：
  • 检测含有没食子酰部分的儿茶素在抑制人类免疫缺陷病毒-1（HIV-1）整合酶活性方面的效力
  • 分析 Pseudopiptadenia contorta 和商用白坚木栲胶在单纯疱疹病毒 1 型株中的抗氧化和抗病毒特性（耐阿昔洛韦）
  • 研究多酚对人类精子生物化学的影响以及其在配子保存中使用的相关限制

生化／生理作用

(−)-儿茶素没食子酸酯可抑制大鼠脂肪细胞吸收葡萄糖。据报道，它还具有抗氧化特性，并能够降低血浆胆固醇水平。(−)-儿茶素没食子酸酯表现出了改变抗生素抗药性药剂的效力。
绿茶的抗氧化成分。
绿茶的抗氧化成分。在μM级浓度下，它能够抑制VEGF诱导的酪氨酸磷酸化。它还可以抑制芳香化酶活性，这种酶将雄激素转化为雌激素，并被认为在乳腺癌的病因中发挥作用。

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

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves

從最近期的版本中選擇一個：

分析證明 (COA)

Lot/Batch Number
SLCL6963
SLCK1015
SLCG5564
SLCF2430
SLCD2223

未看到正確版本？

如果您需要一個特定的版本，您可以透過批號來尋找特定憑證。

搜尋 COA

已經擁有該產品？

您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

Pablo Strobel et al.
The Biochemical journal, 386(Pt 3), 471-478 (2004-10-08)
The facilitative glucose transporter, GLUT4, mediates insulin-stimulated glucose uptake in adipocytes and muscles, and the participation of GLUT4 in the pathogenesis of various clinical conditions associated with obesity, visceral fat accumulation and insulin resistance has been proposed. Glucose uptake by
Urška Jug et al.
Journal of chromatography. A, 1637, 461802-461802 (2021-01-01)
A methodology based on off-line multidimensional thin-layer chromatography was developed for isolation of several secondary metabolites from bark of Japanese knotweed (Fallopia japonica Houtt.) rhizomes. Successive fractionation steps using PLC silica gel and HPTLC silica gel or HPTLC cellulose plates
Meng Shi et al.
Food research international (Ottawa, Ont.), 132, 109050-109050 (2020-04-26)
Matcha-tuna oil and matcha-maltodextrin-tuna oil emulsions (25% oil, dry basis), formulated to have protein: carbohydrate ratios of 1:1.1, 1:2, 1:3 and 1:4, were spray dried. Confocal laser scanning microscopy showed effective emulsification of oil in all emulsions. All powders had
Fan Jiang et al.
Clinical immunology (Orlando, Fla.), 137(3), 347-356 (2010-09-14)
Four catechins with the galloyl moiety, including catechin gallate (CG), epigallocatechin gallate (EGCG), gallocatechin gallate (GCG), and epicatechin gallate (ECG), were found to inhibit HIV-1 integrase effectively as determined by our ELISA method. In our docking study, it is proposed
Ikuo Ikeda et al.
Journal of agricultural and food chemistry, 51(25), 7303-7307 (2003-12-04)
It has been known that tea catechins, (-)-epicatechin (1), (-)-epigallocatechin (2), (-)-epicatechin gallate (3), and (-)-epigallocatechin gallate (4) are epimerized to(-)-catechin (5), (-)-gallocatechin (6), (-)-catechin gallate (7), and (-)-gallocatechin gallate (8), respectively, during retort pasteurization. We previously reported that tea
查看所有相關論文

文章

Dietary Antioxidants

Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.

我們的科學家團隊在所有研究領域都有豐富的經驗，包括生命科學、材料科學、化學合成、色譜、分析等.

聯絡技術服務