4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxy-
- 中文别名:5-HYDROXY-3\',4\',7-TRIMETHOXYFLAVONE
- 中文释义:2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one
- 英文别名:2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one;
5-Hydroxy-3',4',7-trimethoxyflavone;
5-hydroxy-7,2',6'-trimethoxyflavone;
luteolin-3'-4',7-trimethyl ether;
Luteolin-7,3',4'-trimethylether;
5-hydroxy-7,3',4'-trimethoxyflavone
- CAS No.:29080-58-8
- 分子式:C18H16O6
- 分子量:328.316
- 精确分子量:328.09500
- PSA:78.13000
- InChI:The Key: HIXDQWDOVZUNNA-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.314g/cm3
- 沸点:
- 536.3ºC at 760 mmHg
- 闪点:
- 197ºC
- 折射率:
- 1.606
- 蒸汽压:
- 4.09E-12mmHg at 25°C
安全信息
- 密度:
- 1.314g/cm3
- 沸点:
- 536.3ºC at 760 mmHg
- 闪点:
- 197ºC
- 折射率:
- 1.606
- 蒸汽压:
- 4.09E-12mmHg at 25°C
海关数据
中国海关编码:2932999099
- 概述:
- 2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
- 申报要素:
- 品名, 成分含量, 用途
- 摘要/Summary:
- 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%