反応 #87289

反応方程式

N-ethyl-N-isopropyl-4-aminoaniline hydrochloride

ethanol

ammonia

ammonium persulfate

orcinol

→

2-[4-(ethylisopropylamino)-phenylamino]-4-[4-(ethylisopropylamino)phenylimino]-5-hydroxy-3-methylcyclohexa-2,5-dienone

溶媒

water

water

反応条件

後処理

1. 1
   workup.ADDITIONis added dropwise
2. 2
   workup.ADDITIONThe temperature is held below 30° C. during the addition
3. 3
   workup.ADDITIONAt the end of the addition
4. 4
   その他the precipitate formed
5. 5
   ろ過is filtered
6. 6
   洗浄washed with water

実験手順

To a solution of 0.002 mol (429 mg) of N-ethyl-N-isopropyl-4-aminoaniline hydrochloride and 0.001 mol (124 mg) of orcinol in 2 ml of water and 6 ml of ethanol brought to a pH of 9.5 with a solution of 20% aqueous ammonia, 0.002 mol (456 mg) of ammonium persulfate dissolved in 1 ml of water is added dropwise. The temperature is held below 30° C. during the addition. At the end of the addition, the precipitate formed is filtered and washed with water.

出典