英语词典化工词典

3H-Pyrazol-3-one,2,4-dihydro-2,5-diphenyl-4-(1-pyrrolidinylmethylene)-

3H-Pyrazol-3-one,2,4-dihydro-2,5-diphenyl-4-(1-pyrrolidinylmethylene)-


  • 中文别名:2,5-二苯基-4-(1-吡咯烷基亚甲基)-2H-吡唑-3(4H)-酮
  • 中文释义:(4Z)-2,5-diphenyl-4-(pyrrolidin-1-ylmethylidene)pyrazol-3-one
  • 英文别名:(4Z)-2,5-diphenyl-4-(pyrrolidin-1-ylmethylidene)pyrazol-3-one;
    2-Pyrazolin-5-one,1,3-diphenyl-4-(1-pyrrolidinylmethylene);
    1,3-Diphenyl-4-(1-pyrrolidinylmethylene)-2-pyrazolin-5-one;
    1,3-Diphenyl-4-(N-pyrrolidinomethylene)-2-pyrazolin-5-one;
    2,5-diphenyl-4-pyrrolidin-1-ylmethylene-2,4-dihydro-pyrazol-3-one 
  • CAS No.:23711-44-6
  • 分子式:C20H19N3O
  • 分子量:317.3844
  • 精确分子量:317.15300
  • PSA:35.91000
  • InChI:The Key: VGANAQIXRJACJX-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.2g/cm3
沸点:
442.8ºC at 760mmHg
闪点:
221.6ºC
折射率:
1.65
蒸汽压:
4.87E-08mmHg at 25°C

安全信息

密度:
1.2g/cm3
沸点:
442.8ºC at 760mmHg
闪点:
221.6ºC
折射率:
1.65
蒸汽压:
4.87E-08mmHg at 25°C

海关数据

中国海关编码:2933990090

概述:
2933990090. 其他仅含氮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, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
摘要/Summary:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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