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经验公式(希尔记法):
C15H14O6 · xH2O
化学文摘社编号:
分子量:
290.27 (anhydrous basis)
UNSPSC Code:
85151701
NACRES:
NA.79
PubChem Substance ID:
EC Number:
230-731-2
Beilstein/REAXYS Number:
92762
MDL number:
Assay:
≥96% (HPLC)
Form:
powder
InChI key
OFUMQWOJBVNKLR-NQQJLSKUSA-N
InChI
1S/C15H14O6.H2O/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;1H2/t13-,15+;/m0./s1
SMILES string
[H]O[H].O[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3
assay
≥96% (HPLC)
form
powder
technique(s)
HPLC: suitable
color
white to light brown
mp
200 °C (decomposes on heating)
storage temp.
2-8°C
Quality Level
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General description
儿茶素由儿茶树生产,广泛存在于茶叶、葡萄籽、蔬菜和植物饮料中。它是一种来源于植物的多酚抗氧化剂,是植物次级代谢物。
Application
((±)-儿茶素水合物已被用于:
- 研究其对人卵巢癌细胞耐药性的调节作用
- 建立总类黄酮含量的标准曲线
- 研究其对番茄生理参数的影响
Biochem/physiol Actions
儿茶素具有植物毒性。外消旋儿茶素可用于种子发芽和植物入侵性研究。儿茶素和表没食子儿茶素没食子酸酯(EGCG)可以与其他多酚类黄酮一起使用,用于研究其在氧化和过氧化相关过程中的作用。
多酚抗氧化剂。用于中药。
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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