Synthesis of 3-((2,4-dichlorophenoxy)methyl)-1,2,4-triazolo(thiadiazoles and thiadiazines) as anti-inflammatory and molluscicidal agents
作者:M.F. El Shehry、A.A. Abu-Hashem、E.M. El-Telbani
DOI:10.1016/j.ejmech.2010.01.030
日期:2010.5
A series of fused and non fused 1,2,4-triazoles with (2,4-dichlorophenoxy) moiety are prepared utilizing 3-((2,4-dichlorophenoxy)methyl)-4-amino-4H-1,2,4-triazole-5-thiol (3). The latter on reaction with carboxylic acids, ethylchloroformate, ethylcyanoacetate and sodium nitrite gives five membered fused triazole derivatives 4a–d, 5, 6, 7 and 10, respectively. The six membered heterocycles 11, 12 and
利用3-((2,4-二氯苯氧基)甲基)-4-氨基-4 H -1,2,制备一系列具有(2,4-二氯苯氧基)的稠合和非稠合的1,2,4-三唑。 4-三唑-5-硫醇(3)。与羧酸,氯甲酸乙酯,氰基乙酸乙酯和亚硝酸钠反应,后者给出5元稠合三唑衍生物4A - d,5,6,7和10,分别。六元杂环11,12和14是由化合物的环化来制备3分别与苯甲酰溴,氯乙酸和α-溴代酮一起使用。筛选了大多数新合成的化合物的抗炎和杀软体动物活性。化合物4b中,4d中,11和14在剂量依赖方式表现出有效的抗炎活性的化合物,而3,图4b,8和10显示出有希望的杀软体动物的活动。