تحضير ودراسة طيفية لبعض مشتقات الثايويوريا المعوضة

New N,N-disubstituted thiourea’s have been synthesized by the reaction of ortho, meta, para chloro aniline and aminopyridine with allyl, benzoyl and phenyl isothiocyanate. The prepared compounds have been studied and characterized by elemental analyses, uv-vis. and infra-red spectroscopy.