Remarkable substituent effects found in the base-catalyzed reaction of 5-methyl-2-(4′-substituted-phenyl)-2,4-dihydro-3<i>H</i>-pyrazol-3-ones
作者:Seiichi Matsugo、Akira Takamizawa
DOI:10.1002/jhet.5570230438
日期:1986.7
Remarkable substituent effects found in the base-catalyzed reaction of 5-methyl-4-(1-methylethylidene)-2-(4′-substituted-phenyl)-2,4-dihydro-3H-pyrazol-3-ones (2) with acetone at reflux are described.
在5-甲基-4-(1-甲基亚乙基)-2-(4'-取代-苯基)-2,4-二氢-3 H-吡唑-3-酮的碱催化反应中发现显着的取代基效应(2描述了用丙酮回流。