الفهرس | Only 14 pages are availabe for public view |
Abstract The principle of thesis is synthesis of some new heterocyclic compounds containing sulfur and nitrogen with expected biological activities. We prepare some thiophene and aryl azo compounds and study their effects on land snails and fresh water snails and compare their effect with lante or (Newmil) which they ferier than it , we note that aryl azo compound more effective than thiophene in LC50. |