4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxyphenyl)-3,7-dimethoxy-
- 中文别名:KUMATAKENIN
- 中文释义:KUMATAKENIN;熊竹素;华良姜素
- 英文别名:5-hydroxy-2-(4-hydroxyphenyl)-3,7-dimethoxychromen-4-one;
Jaranol;
Kumatakillin;
kumatakenin;
5,4'-dihydroxy-3,7-dimethoxyflavone;
kaempferol-3,7-dimethylether;
kaempferol 3,7;
4',5-dihydroxy-3,7-dimethoxyflavone
- CAS No.:3301-49-3
- 分子式:C17H14O6
- 分子量:0
- 精确分子量:314.07900
- PSA:89.13000
- InChI:The Key: BJBUTJQYZDYRMJ-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.46g/cm3
- 沸点:
- 578.4ºC at 760 mmHg
- 闪点:
- 217.4ºC
- 折射率:
- 1.671
安全信息
- 密度:
- 1.46g/cm3
- 沸点:
- 578.4ºC at 760 mmHg
- 闪点:
- 217.4ºC
- 折射率:
- 1.671
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%