HRID1031429

反应详情

EQUATION

反应方程式

HRID 1031429 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

100 g of 6-(4-amino-3-nitrophenyl)-5-methyl-2,3,4,5-tetrahydropyridazin-3-one are dissolved in 2 1 of methanol and hydrogenated over 20 g of 5% palladium-on-charcoal at 20° and 1 bar until absorption ceases. Filtration and evaporation give 6-(3,4-diaminophenyl)-5-methyl-2,3,4,5-tetrahydropyridazin-3-one, m.p. 195°-196°.

WORKUP

后处理

  1. custom1 bar until absorption ceases
  2. filtrationFiltration and evaporation