4H-1-Benzopyran-4-one,2-(2,4-dimethoxyphenyl)-3-hydroxy-7-methoxy-
- 中文别名:3-羟基-7,2\',4\'-三甲氧基黄酮
- 中文释义:3-羟基-7,2’,4’-三甲氧基黄酮;3-羟基-7,2,4-三甲氧基黄酮;3-羟基-2\',4\',7-三甲氧基黄酮
- 英文别名:2-(2,4-dimethoxyphenyl)-3-hydroxy-7-methoxychromen-4-one;
3-Hydroxy-2',4',7-trimethoxyflavone
- CAS No.:263365-51-1
- 分子式:C18H16O6
- 分子量:328.32
- 精确分子量:328.09500
- PSA:78.13000
- 分子结构式:
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%