7,3',4'-Trihydroxy-3-benzyl-2H-chroMene
- 中文别名:7,3’,4’-三羟基-3-苄基-2H-苯并吡喃标准品|对照品
- 英文别名:4-[(7-hydroxy-2H-chromen-3-yl)methyl]benzene-1,2-diol;
W2750;
7,3',4'-Trihydroxy-3-benzyl-2H-chromene
- CAS No.:1111897-60-9
- 分子式:C16H14O4
- 分子量:270.27996
- 精确分子量:270.08900
- PSA:69.92000
- 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%