4H-1-Benzopyran-4-one,7,8-dihydroxy-3-phenyl-
- 中文别名:7,8-二羟基异黄酮
- 英文别名:7,8-dihydroxy-3-phenyl-4H-1-benzopyran-4-one;
7,8-dihydroxyisoflavone;
7,8-Dihydroxy-3-phenyl-chromen-4-on;
7,8-dihydroxy-3-phenyl-4H-chromen-4-one;
7,8-Dihydroxy-isoflavon;
7,8-dihydroxy-3-phenyl-chromen-4-one
- CAS No.:32396-64-8
- 分子式:C15H10O4
- 分子量:254.2375
- 精确分子量:254.05800
- PSA:70.67000
- InChI:The Key: HNPAPWSBQJTTPD-UHFFFAOYSA-N
- 分子结构式:
海关数据
中国海关编码:2914400090
- 概述:
- 2914400090 其他酮醇及酮醛。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途, 丙酮报明包装
- 摘要/Summary:
- 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%