4H-1-Benzopyran-4-one,5-hydroxy-3-(4-hydroxyphenyl)-6,7-dimethoxy-
- 中文别名:5-羟基-3-(4-羟基苯基)-6,7-二甲氧基苯并吡喃-4-酮
- 中文释义:7-O-methyltectorigenin
- 英文别名:7-O-methyltectorigenin;
5-hydroxy-3-(4-hydroxyphenyl)-6,7-dimethoxychromen-4-one;
4'.5-Dihydroxy-6.7-dimethoxy-isoflavon (7-Methyl-tectorigenin);
O7-Methyl-tectorigenin;
4'.5-Dihydroxy-6.7-dimethoxy-isoflavon;
7-methyltectorigenin;
7-O-Methyltectorigenin;
5.4'-Dihydroxy-6.7-dimethoxy-isoflavon;
5-hydroxy-3-(4-hydroxy-phenyl)-6,7-dimethoxy-chromen-4-one;
4',5-Dihydroxy-6,7-dimethoxyisoflavone;
Isoflavone,4',5-dihydroxy-6,7-dimethoxy;
5,4'-Dihydroxy-6,7-dimethoxyisoflavone
- CAS No.:1096-58-8
- 分子式:C17H14O6
- 分子量:314.2895
- 精确分子量:314.07900
- PSA:89.13000
- InChI:The Key: JDKYUORVNMYEIK-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.402g/cm3
- 沸点:
- 563.6ºC at 760mmHg
- 闪点:
- 211.5ºC
- 折射率:
- 1.645
- 蒸汽压:
- 2.62E-13mmHg at 25°C
安全信息
- 密度:
- 1.402g/cm3
- 沸点:
- 563.6ºC at 760mmHg
- 闪点:
- 211.5ºC
- 折射率:
- 1.645
- 蒸汽压:
- 2.62E-13mmHg 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%