2H-1-Benzopyran-3(4H)-one,8-bromo-
- 中文别名:8-溴-3-二氢色原酮
- 中文释义:8-溴-3-二氢色原酮;8-溴-3-苯并二氢吡喃酮
- 英文别名:8-bromo-4H-chromen-3-one;
8-Bromochroman-3-one;
2H-1-Benzopyran-3(4H)-one,8-bromo;
8-bromanyl-4H-chromen-3-one;
8-Bromo-3-Chromanone
- CAS No.:133118-80-6
- 分子式:C9H7BrO2
- 分子量:227.05468
- 精确分子量:225.96300
- PSA:26.30000
- 分子结构式:
物化性质
- 密度:
- 1.621g/cm3
- 沸点:
- 341.4ºC at 760 mmHg
- 闪点:
- 160.3ºC
- 折射率:
- 1.599
- 蒸汽压:
- 8.08E-05mmHg at 25°C
安全信息
- 密度:
- 1.621g/cm3
- 沸点:
- 341.4ºC at 760 mmHg
- 闪点:
- 160.3ºC
- 折射率:
- 1.599
- 蒸汽压:
- 8.08E-05mmHg at 25°C
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%