英语词典化工词典

4H-1-Benzopyran-4-one,5-hydroxy-3-(4-hydroxyphenyl)-6,7-dimethoxy-

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%

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