7H-Furo[3,2-g][1]benzopyran-7-one,9-hydroxy-4-(3-methyl-2-buten-1-yl)-
- 中文别名:别欧前胡素
- 中文释义:别欧前胡素;9-羟基-4-(3-甲基-2-丁烯-1-基)-7H-呋喃并[3,2-G][1]苯并吡喃-7-酮
- 英文别名:9-hydroxy-4-(3-methylbut-2-enyl)furo[3,2-g]chromen-7-one;
Prangenidin;
Alloimperatorin;
8-Hydroxy-5-isopentyl-6,7:4',5'-furocumarin
- CAS No.:642-05-7
- 分子式:C16H14O4
- 分子量:0
- 精确分子量:270.08900
- PSA:63.58000
- InChI:The Key: KDXVVZMYSLWJMA-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.298g/cm3
- 熔点:
- 224-225ºC
- 沸点:
- 476.1ºC at 760 mmHg
- 闪点:
- 241.8ºC
- 折射率:
- 1.641
安全信息
- 密度:
- 1.298g/cm3
- 熔点:
- 224-225ºC
- 沸点:
- 476.1ºC at 760 mmHg
- 闪点:
- 241.8ºC
- 折射率:
- 1.641
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%