Dithiocarbamates as an Efficient Intermediate for the Synthesis of Symmetrical Substituted 2,5-Diamino-1,3,4-thiadiazoles in Water
作者:Azim Ziyaei Halimehjani、Akram Ashouri、Katayoun Marjani
DOI:10.1002/jhet.871
日期:2012.7
Synthesis of symmetrical substituted 2,5‐diamino‐1,3,4‐thiadiazoles is described. Reaction of easily prepared dithiocarbamates with hydrazine gives the corresponding thiadiazoles in moderate to good yields. This method is new, efficient, and simple especially in the work‐up procedure.
描述了对称取代的2,5-二氨基-1,3,4-噻二唑的合成。容易制备的二硫代氨基甲酸酯与肼的反应以中等至良好的产率得到相应的噻二唑。这种方法是新颖,高效且简单的,尤其是在后处理过程中。