2,5-Bihydrazino-l,3,4-thiadiazole (2) was syn-thesized by condensation of 2,5 -bimercapto- 1,3,4-thiadiazole(1) with hyd......

以2，5-二巯基-1，3，4-噻二唑为原料，与水合肼缩合，生成2，5-二肼基-1，3，4-噻二唑。2，5-二肼基-1，3，4-噻二唑与对乙氧基苯四酰氯反应，再以POCl3为......

以2,5-二巯基-1，3，4-噻二唑为原料，与水合肼缩合，生成2,5-二肼基-1，3，4-噻二唑．2,5-二肼基-1，3，4-噻二唑与苯甲酰氯反应生成2,5-二酰肼基．1，3，4......