反応 #96053

反応方程式

4-(4-chloro-3-sulfamoylphenyl)-3-methyl-2-(4-methylphenyl-imino)-thiazolidin-4-ol hydrobromide

diisopropyl ether

→

4-(4-Chloro-3-sulfamoylphenyl)-3-methyl-2-(4-methylphenyl-imino)-4-thiazoline hydrobromide

溶媒

ethanol

反応条件

後処理

1. 1
   温度under reflux
2. 2
   ろ過the crystals are filtered off

実験手順

0.02 mole (9.8 g) of 4-(4-chloro-3-sulfamoylphenyl)-3-methyl-2-(4-methylphenyl-imino)-thiazolidin-4-ol hydrobromide are boiled in 120 ml of ethanol for 2 hours under reflux. After cooling to room temperature, 200 ml of diisopropyl ether are added and the crystals are filtered off. Melting point 265° C. (with decomposition).

出典