4H-1-Benzopyran-4-one,2-(4-hydroxyphenyl)-5,7-dimethoxy-
- 中文别名:5,7-二甲氧基-4\'-羟基黄酮
- 英文别名:2-(4-hydroxyphenyl)-5,7-dimethoxychromen-4-one;
apigenin 5,7-dimethyl ether;
5,7-Dmhf;
2-(4-Hydroxy-phenyl)-5,7-dimethoxy-chromen-4-on;
4'-hydroxy-5,7-dimethoxyflavone;
2-(4-hydroxyphenyl)-5,7-dimethoxy-4h-chromen-4-one;
4'-Hydroxy-5,7-dimethoxy-flavon;
5,7-Dimethoxy-4'-hydroxyflavone;
2-(4-hydroxy-phenyl)-5,7-dimethoxy-chromen-4-one;
5,7-dimethoxyapigenin;
5,7-Dimethyl-apigenin
- CAS No.:16290-50-9
- 分子式:C17H14O5
- 分子量:0
- 精确分子量:298.08400
- PSA:68.90000
- InChI:The Key: ARICZLGTUHLTFQ-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.321g/cm3
- 沸点:
- 532.4ºC at 760mmHg
- 闪点:
- 200.3ºC
- 折射率:
- 1.621
- 蒸汽压:
- 5.98E-12mmHg at 25°C
安全信息
- 密度:
- 1.321g/cm3
- 沸点:
- 532.4ºC at 760mmHg
- 闪点:
- 200.3ºC
- 折射率:
- 1.621
- 蒸汽压:
- 5.98E-12mmHg at 25°C
海关数据
中国海关编码:2914509090
- 概述:
- 2914509090 含其他含氧基的酮. 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:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%