Cyanic acid esters. 36. 1, 2, 4-Thiadiazoles from amino-1, 2, 3, 4-thiatriazoles and cyano compounds

D Martin, H Graubaum, S Kulpe

文献索引：Martin, Dieter; Graubaum, Heinz; Kulpe, Siegfried Journal of Organic Chemistry, 1985 , vol. 50, # 8 p. 1295 - 1298

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被引用次数: 6

摘要

compound and the aqueous hydrogen halide (HC1, HBr, and HI) were placed in a Carius tube. The tube was sealed and placed in a preheated oven (Table I) for the appropriate length of time, then cooled, and opened. The aqueous mixture was neutralized and extracted with ether, and the combined ether portions were dried (MgSO,). Evaporation of the solvent and distillation of the residue yielded the ring-opened products, which were ...