[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[C:9]([N:14]=[C:15]=[S:16])=[CH:10][CH:11]=[CH:12][CH:13]=2)=[CH:4][CH:3]=1.[NH3:17]>C(O)C>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][C:9]=2[NH:14][C:15]([NH2:17])=[S:16])=[CH:6][CH:7]=1Reaction of 4'-chloro-2-biphenylylisothiocyanate (7.6 g) with ethanol (100 ml) with 25% aqueous ammonia solution (15 ml) for 18 hours at ambient temperature yielded N-(4'-chloro-2-biphenylyl)thiourea (m.p. 175°-177° C.).
Wird geladen…