反応 #4472

反応方程式

4-bromophenylhydrazine hydrochloride

1,3-cyclohexanedione

→

1,3-Cyclohexanedione mono(4-bromophenylhydrazone)

溶媒

water

反応条件

後処理

1. 1
   その他giving a precipitate
2. 2
   ろ過The solid title compound was filtered off
3. 3
   その他dried (1.63 g)
4. 4
   温度t.l.c (D), Rf 0.35 On cooling a second crop
5. 5
   その他was obtained (0.395 g)

実験手順

A solution of 4-bromophenylhydrazine hydrochloride (2.24 g) and 1,3-cyclohexanedione (1.23 g) in water (60 ml) was stirred at room temperature for 1 h, giving a precipitate. The solid title compound was filtered off and dried (1.63 g). t.l.c (D), Rf 0.35 On cooling a second crop was obtained (0.395 g)

出典