英语词典化工词典

4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxy-

4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxy-


  • 中文别名:5-HYDROXY-3\',4\',7-TRIMETHOXYFLAVONE
  • 中文释义:2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one
  • 英文别名:2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one;
    5-Hydroxy-3',4',7-trimethoxyflavone;
    5-hydroxy-7,2',6'-trimethoxyflavone;
    luteolin-3'-4',7-trimethyl ether;
    Luteolin-7,3',4'-trimethylether;
    5-hydroxy-7,3',4'-trimethoxyflavone 
  • CAS No.:29080-58-8
  • 分子式:C18H16O6
  • 分子量:328.316
  • 精确分子量:328.09500
  • PSA:78.13000
  • InChI:The Key: HIXDQWDOVZUNNA-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.314g/cm3
沸点:
536.3ºC at 760 mmHg
闪点:
197ºC
折射率:
1.606
蒸汽压:
4.09E-12mmHg at 25°C

安全信息

密度:
1.314g/cm3
沸点:
536.3ºC at 760 mmHg
闪点:
197ºC
折射率:
1.606
蒸汽压:
4.09E-12mmHg at 25°C

海关数据

中国海关编码:2932999099

概述:
2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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