HRID67642

反应详情

EQUATION

反应方程式

HRID 67642 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

A mixture of 22.4 g (0.2 mol) 5-hydroxy-1,3-dimethyl-1H-pyrazole [K. Auwers, J.Prakt.Chem., 110, 153 (1925)], 26.6 g (0.2 mol) o-tolylisocyanate in 150 ml xylene containing 1 ml triethylamine is heated to reflux for 1.5 hours.

WORKUP

后处理

  1. temperatureis heated
  2. temperatureto reflux for 1.5 hours