3,4,5,8-Tetrahydroxy-1,2-bis(3-methyl-2-buten-1-yl)-9H-xanthen-9- one
- 中文别名:1,4,5,6-四羟基-7,8-异戊烯基占吨酮标准品|对照品
- 英文别名:3,4,5,8-Tetrahydroxy-1,2-bis(3-methyl-2-buten-1-yl)-9H-xanthen-9- one;
3,4,5,8-Tetrahydroxy-1,2-bis(3-methylbut-2-en-1-yl)-9H-xanthen-9-one
- CAS No.:776325-66-7
- 分子式:C23H24O6
- 分子量:396.43300
- 精确分子量:396.15700
- PSA:111.13000
- InChI:The Key: SHZLJVCQGYKZLS-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%