【摘要】 合成了１８种新的对称与不对称的２，５－二取代－１，３．４－　二唑及Ｎ，Ｎ′－二酰基肼化合物，用元素分析、红外光谱、核磁氢谱和质谱确定了其结构，并对它们的杀虫、抗菌活性进行了测试，发现了数个具有效强生物活性的化合物。更多还原

【Abstract】 Eighteen novel symmetrical and unsymmetrical oxadiazoles and their N,N’ -diacylhydrazine precursors have been synthesized and characterized by elemental analysis,IR,1H NMR and MS. Their insecticidal and antibiotic activities have also been measured and some are found to have strong bioactivities.更多还原