英语词典化工词典

4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,7,8-trimethoxy-

4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,7,8-trimethoxy-


  • 中文别名:特拉廷
  • 中文释义:特拉廷
  • 英文别名:5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,7,8-trimethoxychromen-4-one;
    5,7,8,3'-tetramethoxyflavone;
    Ternatin;
    4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3,7,8-trimethoxy;
    4',5-dihydroxy-3,3',7,8-tetramethoxyflavone;
    5-Hydroxy-2-(4-hydroxy-3-methoxy-phenyl)-3,7,8-trimethoxy-chromen-4-on;
    5-hydroxy-2-(4-hydroxy-3-methoxy-phenyl)-3,7,8-trimethoxy-chromen-4-one;
    5,4'-dihydroxy-3,7,8,3'-tetramethoxyflavone 
  • CAS No.:571-71-1
  • 分子式:C19H18O8
  • 分子量:0
  • 精确分子量:374.10000
  • PSA:107.59000
  • InChI:The Key: DGUWNYKZOJRCQQ-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.44g/cm3
沸点:
638.8ºC at 760mmHg
闪点:
231.6ºC
折射率:
1.639

安全信息

密度:
1.44g/cm3
沸点:
638.8ºC at 760mmHg
闪点:
231.6ºC
折射率:
1.639

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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