4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-hydroxy-
- 中文别名:7-羟基-4\'-硝基异黄酮,3-(3,4-二甲氧苯基)-7-羟基-
- 中文释义:7-羟基-4\'-硝基异黄酮,3-(3,4-二甲氧苯基)-7-羟基-
- 英文别名:3-(3,4-dimethoxyphenyl)-7-hydroxychromen-4-one;
7-hydroxy-3',4'-dimethoxyisoflavone;
HMS2294L04;
3',4'-dimethoxy-7-hydroxyisoflavone;
cladrin;
3',4'-dimethoxy daizeol
- CAS No.:24160-14-3
- 分子式:C17H14O5
- 分子量:298.29
- 精确分子量:298.08400
- PSA:68.90000
- InChI:The Key: VFZIJLPRJAQGFO-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.321g/cm3
- 沸点:
- 501.5ºC at 760 mmHg
- 闪点:
- 187.6ºC
- 折射率:
- 1.621
- 蒸汽压:
- 1.11E-10mmHg at 25°C
安全信息
- 密度:
- 1.321g/cm3
- 沸点:
- 501.5ºC at 760 mmHg
- 闪点:
- 187.6ºC
- 折射率:
- 1.621
- 蒸汽压:
- 1.11E-10mmHg 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%