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(-)-Catechin gallate

(Synonyms: 儿茶素没食子酸酯; (-)-Catechin 3-gallate; (-)-Catechin 3-O-gallate)
目录号: PC58855 纯度: ≥99%
(-)-Catechin gallate 是绿茶儿茶素中的一种微量组分。(-)-Catechin gallate 抑制 COX-1 和 COX-2 活性。(-)-Catechin gallate 是绿茶儿茶素中的一种微量组分。(-)-Catechin gallate 抑制 COX-1 和 COX-2 活性。
CAS No. :130405-40-2
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中文名称
(-)-Catechin gallate
中文别名
儿茶素没食子酸酯;儿茶素没食子酸;(-)-儿茶素没食子酸酯;(-)-儿茶酸没食子酸盐 (SH);(-)-没食子酸儿茶素酯;(2S,3R)-2-(3,4-二羟苯基)-3,4-二氢-1(2H)-苯并-3,5,7-三醇3-(3,4,5-三羟基苯甲酸);2,3,22,23环氧角鲨;6-甲基吡啶甲酰氯;儿茶素没食子酸酯 CG;儿茶素没食子酸酯 CG;儿茶素没食子酸酯(CG);儿茶素;儿茶素酸酯;儿茶素没食子酯酸;(-)-儿茶素没食子酸酯, 来源于绿茶;CATECHIN GALLATE 儿茶素没食子酸;(2S,3R)-2-(3,4-二羟苯基)-5,7-二羟基色满-3-基3,4,5-三羟基苯甲酸酯;儿茶素没食子酸酯CG
英文名称
(-)-Catechin gallate
英文别名
(2S,3R)-2-(3,4-Dihydroxyphenyl)-5,7-dihydroxychroman-3-yl 3,4,5-trihydroxybenzoate;(-)-Catechin Gallate;Benzoic acid,3,4,5-trihydroxy-,(2S,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-...;Benzoic acid,3,4,5-trihydroxy-,(2S,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-ylester;Catechin gallate;Catechin gallate(CG);(-)-Catechin 3-gallate;(-)-Catechin 3-O-gallate;(?)-Catechin gallate;[(2S,3R)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate;BCatechin gallate;(2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate);(−)-Catechin gallate;(-)-CG;ECSMSZS;()-Catechin gallat;CATECHIN GALLATE, (-)-;(-)-Catechin gallate(CG);Choriogonadotropin subunit β;Chorionic gonadotrophin chain β;ANTI-CG antibody produced in mouse;()-Catechin gallate, >=98%
Cas No.
130405-40-2
分子式
C22H18O10
分子量
442.37
包装储存
Powder; -20°C; 3 years; 4°C; 2 years;
生物活性
(-)-Catechin gallate is a minor constituent in green tea catechins. (-)-Catechin gallate inhibits the activity of COX-1 and COX-2 enzymes.
性状
Solid
IC50 & Target[1][2]
COX-1
 COX-2
 
体外研究(In Vitro)
(-)-Catechin gallate (CG) directly interacts with DNA oligomers and inhibits the activity of COX-1 and COX-2 enzymes, the gene expression of matrix metalloproteinase-9 in macrophage-differentiated HL-60 myeloid leukemia cells, the adipocyte uptake of glucose by the transporter, GLUT4, and the activities of various proteasomes, i.e., the multicatalytic proteases responsible for the degradation of most cellular proteins. The relative cytotoxicities of a 3-day exposure to (-)-Catechin gallate are determined for cancerous CAL27 and HSG cells, immortalized epithelioid S-G cells, and normal HGF-1 gingival fibroblasts. The concentration at which toxicity (P≤0.01) initially occur is 25 μM (-)-Catechin gallate for S-G cells, 50 μM (-)-Catechin gallate for CAL27 cells, 62.5 μM (-)-Catechin gallate for HSG cells and 75 μM (-)-Catechin gallate for HGF-1 fibroblasts. The calculated neutral
运输条件
Room temperature or refrigerated transport.
储存方式
Powder; -20°C; 3 years; 4°C; 2 years;
结构分类
Flavonoids
Flavan
来源
Plants
溶解度数据
体外研究:
DMSO : 100 mg/mL(226.06 mM;Need ultrasonic)
配制储存液
搜索质检报告(COA)

1:一般建议:溶解度为Medlife测试数据,可能与文献描述存在差异。这是由于生产工艺和批次不同产生的正常现象。为了使其更好的溶解,请用37℃加热试管并在超声波水浴中震动片刻。不同批次产品溶解度各有差异,仅做参考,具体以实验方案为准。

2:储存条件:粉末-20°C一般情况可以保存3年,溶于溶剂-80°C一般情况可以保存1年。不同产品及不同批次产品可能存在差异,请细致阅读产品信息,并辅助参考相关文献描述。

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