[NH2:1][C:2]1[CH:3]=[C:4]([CH:13]=[CH:14][C:15]=1[N:16]1[CH2:21][CH2:20][O:19][CH2:18][CH2:17]1)[C:5]([C:7]1[CH:12]=[CH:11][CH:10]=[CH:9][CH:8]=1)=[O:6].[ClH:22]>C(O)(C)C>[ClH:22].[NH2:1][C:2]1[CH:3]=[C:4]([CH:13]=[CH:14][C:15]=1[N:16]1[CH2:17][CH2:18][O:19][CH2:20][CH2:21]1)[C:5]([C:7]1[CH:8]=[CH:9][CH:10]=[CH:11][CH:12]=1)=[O:6]The methanol solution of the free base is treated with hydrochloric acid dissolved in isopropanol to yield 3-amino-4-morpholino-benzophenone hydrochloride; m.p.: 193°-194° C.
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