Return to Article Details REACTION OF ACETYLENEDICARBOXYLIC ACIDS ESTERS WITH 4,5-DIHYDRO-1<i>H</i>-PYRAZOLE-1-CARBOTHIOAMIDES AND 3,4,5,6-TETRAHYDRO-2<i>H</i>-1,2,4-TRIAZEPINE-3-THIONES Download Download PDF