4H-1-Benzopyran-4-one,8-fluoro-2,3-dihydro-
- 中文别名:8-氟-2,3-二氢苯并吡喃-4-酮
- 中文释义:8-氟-2,3-二氢苯并吡喃-4-酮;8-氟苯并二氢吡喃-4-酮;8-氟-4-二氢色原酮
- 英文别名:8-Fluorochroman-4-one;
8-fluoro-2,3-dihydrochromen-4-one
- CAS No.:111141-00-5
- 分子式:C9H7FO2
- 分子量:166.15
- 精确分子量:166.04300
- PSA:26.30000
- InChI:InChI=1/C9H7FO2/c10-7-3-1-2-6-8(11)4-5-12-9(6)7/h1-3H,4-5H2
- 分子结构式:
物化性质
- 密度:
- 1.297g/cm3
- 沸点:
- 280ºC at 760 mmHg
- 闪点:
- 119.4ºC
- 折射率:
- 1.539
- 蒸汽压:
- 0.00389mmHg at 25°C
安全信息
- 密度:
- 1.297g/cm3
- 沸点:
- 280ºC at 760 mmHg
- 闪点:
- 119.4ºC
- 折射率:
- 1.539
- 蒸汽压:
- 0.00389mmHg 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%