%0 Journal Article %T A CONVENIENT AND GENERAL SYNTHESIS OF THIADIAZOLO [2,3-C] [1,2,4] TRIAZINES %J Journal of Sciences, Islamic Republic of Iran %I University of Tehran %Z 1016-1104 %D 1999 %\ 09/01/1999 %V 10 %N 3 %P - %! A CONVENIENT AND GENERAL SYNTHESIS OF THIADIAZOLO [2,3-C] [1,2,4] TRIAZINES %R %X Condensation and cyclization of 5-hydroxy- 1,2,4- thiadiazol-2-yl hydrazine 1 with pyruvic acid, phenacyl bromide, propargyl bromide and ally1 bromide afforded compounds 2,5,7 3, 4 ,6 and 8 respectively, Reaction of 1 with epichforohydrine afforded 4-hydroxy-N-[5-hydroxy- 1 ,3,4-thiadiazoly1] pyrazolidine 9 %U https://jsciences.ut.ac.ir/article_31431_e4f962fd1fbaa9c5860e3fa795bc1936.pdf