4H-1-Benzopyran-4-one,7-hydroxy-3-(4-hydroxyphenyl)-6-methoxy-
- 中文别名:黄豆黄素; 4\',7-二羟基-6-甲氧基异黄酮
- 中文释义:黄豆黄素;4\',7-二羟基-6-甲氧基异黄酮
- 英文别名:glycitein;
Glycetein;
4H-1-Benzopyran-4-one,7-hydroxy-3-(4-hydroxyphenyl)-6-methoxy;
7-Hydroxy-3-(4-hydroxyphenyl)-6-methoxy-4H-1-benzopyran-4-one;
4’,7-dihydroxy-6-methoxyisoflavone;
Glycitein;
7-hydroxy-3-(4-hydroxyphenyl)-6-methoxy-4-chromenone;
7-hydroxy-3-(4-hydroxyphenyl)-6-methoxychromen-4-one;
7,4'-dihydroxy-6-methoxyisoflavone;
4,7-Dihydroxy-6-methoxyisoflavone
- CAS No.:40957-83-3
- 分子式:C16H12O5
- 分子量:284.26
- 精确分子量:284.06800
- PSA:79.90000
- InChI:InChI=1/C16H12O5/c1-20-15-6-11-14(7-13(15)18)21-8-12(16(11)19)9-2-4-10(17)5-3-9/h2-8,17-18H,1H3
- 分子结构式:
物化性质
- 外观与性状:
- 白色粉末
- 密度:
- 1.42 g/cm3
- 熔点:
- >300ºC
- 沸点:
- 547.4ºC at 760 mmHg
- 闪点:
- 210°C
- 折射率:
- 1.668
安全信息
- 外观与性状:
- 白色粉末
- 密度:
- 1.42 g/cm3
- 熔点:
- >300ºC
- 沸点:
- 547.4ºC at 760 mmHg
- 闪点:
- 210°C
- 折射率:
- 1.668
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%