title: [Synthesis fo asymmetric disubstituted urea and thiourea derivatives. 1].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003485:Cyanates; D008722:Methods; D013890:Thiourea / Q000031:analogs & derivatives* / Q000138:chemical synthesis; D014508:Urea / Q000031:analogs & derivatives* / Q000138:chemical synthesis
chemical_list: D003485:Cyanates; D014508:Urea; D013890:Thiourea
vernacular_title: Synthese asymmetrisch disubstituierter Harnstoff-und Thioharnstoffderivate. Teil 1