4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-3,5,7-trihydroxy-
- 中文别名:3,4-二甲氧基-3,5,7-三羟基黄酮
- 中文释义:3,4-二甲氧基-3,5,7-三羟基黄酮
- 英文别名:4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-3,5,7-trihydroxy-;
2-(3,4-dimethoxyphenyl)-3,5,7-trihydroxychromen-4-one;
2-(3,4-dimethoxy-phenyl)-3,5,7-trihydroxy-chromen-4-one;
Dillenetin;
3',4'-O-dimethylquercetin;
3',4'-Dimethoxyquercetin;
3',4'-dimethylquercetin;
UNII-S3Z5LJ2T0Y;
2-(3,4-dimethoxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one;
3,5,7-trihydroxy-3',4'-dimethoxyflavone;
quercetin-3',4'-dimethyl ether
- CAS No.:3306-29-4
- 分子式:C17H14O7
- 分子量:330.29
- 精确分子量:330.07396
- PSA:109.36000
- InChI:The Key: MHALJYZRPGYQSI-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.507±0.06 g/cm3
- 熔点:
- 182-184 °C
- 沸点:
- 562.2±50.0 °C
- 闪点:
- 209.5±23.6 °C
- 水溶解性:
- Sparingly Soluble (0.021 g/L)
- 折射率:
- 1.681
- 蒸汽密度:
- 3.02E-13 Torr
安全信息
- 密度:
- 1.507±0.06 g/cm3
- 熔点:
- 182-184 °C
- 沸点:
- 562.2±50.0 °C
- 闪点:
- 209.5±23.6 °C
- 水溶解性:
- Sparingly Soluble (0.021 g/L)
- 折射率:
- 1.681
- 蒸汽密度:
- 3.02E-13 Torr
海关数据
中国海关编码:2914509090
- 概述:
- 2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途, 丙酮报明包装
- 摘要/Summary:
- HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%