英语词典化工词典

4H-1-Benzopyran-4-one,5-hydroxy-7-methoxy-3-(4-methoxyphenyl)-

4H-1-Benzopyran-4-one,5-hydroxy-7-methoxy-3-(4-methoxyphenyl)-


  • 中文别名:4\',7-二甲氧基-5-羟基异黄酮; 染料木黄酮-4\',7-二甲醚; 5,7,4\'-三羟异黄酮-4\',7-二甲基醚
  • 中文释义:4’,7-二甲氧基-5-羟基异黄酮;5,7,4\'-三羟异黄酮-4\',7-二甲基醚;染料木黄酮-4\',7-二甲醚;4\',7-二甲氧基-5-羟基异黄酮
  • 英文别名:5-hydroxy-7-methoxy-3-(4-methoxyphenyl)chromen-4-one;
    7,4'-dimethoxy-5-hydroxyisoflavone;
    dimethylgenistein;
    Genistein-4',7-dimethylether;
    4H-1-Benzopyran-4-one,5-hydroxy-7-methoxy-3-(4-methoxyphenyl);
    4',7-dimethoxy-7-hydroxyisoflavone;
    5-hydroxy-4',7-dimethoxyisoflavone;
    4',7-dimethoxy-5-hydroxy-isoflavone 
  • CAS No.:34086-51-6
  • 分子式:C17H14O5
  • 分子量:298.29
  • 精确分子量:298.08400
  • PSA:68.90000
  • InChI:The Key: DQNLRFRBAWCJHQ-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.321 g/cm3
沸点:
515.2ºC at 760 mmHg
折射率:
1.621

安全信息

密度:
1.321 g/cm3
沸点:
515.2ºC at 760 mmHg
折射率:
1.621

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%

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