Hydrochloric Acid → 4-(4-Chlorophenoxy)-1-methyl-3,5-diphenyl-1H-pyrazole
反応式
N([O-])=O.[Na+].N[C:6]1[CH:30]=[CH:29][C:9]([O:10][C:11]2[C:12]([C:23]3[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=3)=[N:13][N:14]([CH3:22])[C:15]=2[C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)=[CH:8][CH:7]=1.[ClH:31]>O>[Cl:31][C:6]1[CH:30]=[CH:29][C:9]([O:10][C:11]2[C:12]([C:23]3[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=3)=[N:13][N:14]([CH3:22])[C:15]=2[C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)=[CH:8][CH:7]=1参加物
5
実験手順
A solution of sodium nitrite (3.1 g, 0.0422 mole) in water (10 ml) is added slowly at 0° C to 5° C to a well stirred, chilled solution of 4-(p-aminophenoxy)-1-methyl-3,5-diphenylpyrazole (15.1 g, 0.0442 mole) in concentrated hydrochloric acid (50 ml).