4H-1-Benzopyran-4-one,2-(3,5-dibromo-4-hydroxyphenyl)-6-hydroxy-3-methyl-
- 中文别名:2-(3,5-二溴-4-羟基苯基)-6-羟基-3-甲基苯并吡喃-4-酮
- 英文别名:2-(3,5-dibromo-4-hydroxyphenyl)-6-hydroxy-3-methylchromen-4-one;
3-Methyl-4',6-dihydroxy-3',5'-dibromoflavone;
3',5'-Dibrom-6,4'-dihydroxy-3-methylflavone;
FL8;
6,4'-DIHYDROXY-3-METHYL-3',5'-DIBROMOFLAVONE
- CAS No.:104567-72-8
- 分子式:C16H10Br2O4
- 分子量:0
- 精确分子量:423.89500
- PSA:70.67000
- InChI:The Key: GKDYOXMZSXVKPP-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.881g/cm3
- 沸点:
- 529.1ºC at 760 mmHg
- 闪点:
- 273.8ºC
- 折射率:
- 1.705
- 蒸汽压:
- 8.26E-12mmHg at 25°C
安全信息
- 密度:
- 1.881g/cm3
- 沸点:
- 529.1ºC at 760 mmHg
- 闪点:
- 273.8ºC
- 折射率:
- 1.705
- 蒸汽压:
- 8.26E-12mmHg at 25°C
海关数据
中国海关编码:2914700090
- 概述:
- 2914700090 其他酮及醌的卤化、磺化衍生物(包括硝化和亚硝化衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 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:
- HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%