- 中文别名:4,2’,4’-三羟基-6’-甲氧基查耳酮标准品|对照品
- 中文释义:4,2\',4\'-三羟基-6\'-甲氧基查耳酮;蜡菊亭
- 英文别名:(2E)-1-(2,4-Dihydroxy-6-methoxyphenyl)-3-(4-hydroxyphenyl)-2-prop en-1-one;
Helichrysetin;
6'-O-methylisosalipurpol;
4',6'-dihydroxy-2',4-dimethoxychalcone - cas No.:62014-87-3
- 分子式:
C16H14O5
- 分子量:286.282
- 精确分子量:286.08400
- PSA:86.99000
- InChI:The Key: OWGUBYRKZATRIT-QPJJXVBHSA-N
- 分子结构式:
物化性质
- 密度:
- 1.369g/cm3
- 沸点:
- 532ºC at 760 mmHg
- 闪点:
- 201ºC
- 折射率:
- 1.684
安全信息
- 密度:
- 1.369g/cm3
- 沸点:
- 532ºC at 760 mmHg
- 闪点:
- 201ºC
- 折射率:
- 1.684
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%