5-Hydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-6,7-dimethoxy-4H-chro men-4-one
- 中文别名：4’，5-二羟基-3’，5’，6，7-四甲氧基黄酮标准品|对照品
- 英文别名：5-Hydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-6,7-dimethoxy-4H-chro men-4-one;
4',5-dihydroxyoxy-3',5',6,7-tetramethoxyflavone;
5,4'-dihydroxy-6,7,3',5'-tetramethoxyflavone;
quercetin 3,3',7-trimethyl ether;
4',5-dihydroxy-3',5',6,7-tetramethoxyflavone;
5,4'-dihydroxy-3,3',7-trimethoxyflavone;
4',5-Dihydroxy-3,3',7-trimethoxyflavone;
5,4'-dihydroxy-3,7,3'-trimethoxyflavone;
Quercetin 3,7,3'-trimethyl ether;
Pachypodol;
5,4'-dihydroxy-6,7,3',5'-teramethoxyflavone
- CAS No.：83133-17-9
- 分子式：C19H18O8
- 分子量：374.34100
- 精确分子量：374.10000
- PSA：107.59000
- InChI：The Key: XEHLDSAKZSXOFK-UHFFFAOYSA-N
- 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%
