Return to Article Details A 1,3-DIPOLAR CYCLOADDITION OF AZOMETHINE YLIDES TO IMIDAZO[4,5-<i>e</i>]THIAZOLO[2,3-<i>c</i>][1,2,4]TRIAZINE OXINDOLYLIDENE DERIVATIVES IN THE SYNTHESIS OF NOVEL SPIROOXINDOLE DERIVATIVES Download Download PDF