英语词典化工词典

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-(3,4,5-trimethoxyphenyl)-

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-(3,4,5-trimethoxyphenyl)-


  • 中文别名:3,5,7-三羟基-3,4,5-三甲氧基黄酮
  • 中文释义:3,5,7-三羟基-3’,4’,5’-三甲氧基黄酮;3,5,7-三羟基-3,4,5-三甲氧基黄酮
  • 英文别名:3,5,7-trihydroxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one;
    3,5,7-TRIHYDROXY-3',4',5'-TRIMETHOXYFLAVONE;
    myricetin 3',4',5'-trimethyl ether;
    Myricetin trimethylether 
  • CAS No.:146132-95-8
  • 分子式:C18H16O8
  • 分子量:360.31
  • 精确分子量:360.08500
  • PSA:118.59000
  • InChI:The Key: LHNLHJJGLDWGFS-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.482g/cm3
熔点:
288-291ºC (dec.)
沸点:
585.2ºC at 760 mmHg
闪点:
213.9ºC
折射率:
1.658
蒸汽压:
2.71E-14mmHg at 25°C

安全信息

密度:
1.482g/cm3
熔点:
288-291ºC (dec.)
沸点:
585.2ºC at 760 mmHg
闪点:
213.9ºC
折射率:
1.658
蒸汽压:
2.71E-14mmHg 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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