4H-1-Benzopyran-4-one,5-hydroxy-3,7-dimethoxy-2-(4-methoxyphenyl)-
- 中文别名:莰非醇-3,7,4’-三甲醚
- 中文释义:莰非醇-3,7,4’-三甲醚;莰非醇-3,7,4`-三甲醚;莰非醇-3,7,4\'-三甲醚
- 英文别名:5-hydroxy-3,7-dimethoxy-2-(4-methoxyphenyl)chromen-4-one;
5-hydroxy-3,4',7-trimethoxyflavone;
Kaempferol trimethylether;
7-Trimethylkaempferol;
5-hydroxy-3,7,4'-trimethoxyflavone;
Kaempferol-3,7,4'-trimethylether;
3,7,4'-tri-O-methylkaempherol;
3,4',7-Trimethylkaempferol;
kaempferol 3,4',7-trimethyl ether;
3,7,4'-tri-O-methyl-kaempferol
- CAS No.:15486-34-7
- 分子式:C18H16O6
- 分子量:328.32
- 精确分子量:328.09500
- PSA:78.13000
- InChI:The Key: WSQWAMGRHJQANC-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.36g/cm3
- 熔点:
- 157-158ºC
- 沸点:
- 549ºC at 760 mmHg
- 闪点:
- 202.2ºC
- 折射率:
- 1.628
- 蒸汽压:
- 1.16E-12mmHg at 25°C
安全信息
- 密度:
- 1.36g/cm3
- 熔点:
- 157-158ºC
- 沸点:
- 549ºC at 760 mmHg
- 闪点:
- 202.2ºC
- 折射率:
- 1.628
- 蒸汽压:
- 1.16E-12mmHg at 25°C
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%