Pyrrole is one of the most important one-ring heterocycles. The ready availability of suitably
substituted and functionalized pyrrole derivatives is essential for the progress of many …

Spirooxindoles are important synthetic targets possessing extended biological activity and
drug discovery applications. This review focuses on the various strategies for the …

1, 4-Dihydropyridines (DHPs) are one of the most important classes of heterocyclic
compounds as privileged pharmacophores. They are therefore attractive synthetic targets of …

A facile synthetic protocol was developed for the efficient synthesis of complex
dispirooxindole-fused heterocycles via a three-component reaction. The key strategies …

An efficient method to construct unique spiro [indoline-3, 4′-pyrrolo [3, 4-b] pyridines] was
successfully developed via a DABCO promoted formal [3+ 3] cycloaddition reaction of MBH …

A highly efficient, catalyst-free synthesis of polysubstituted pyrroles by means of a novel four-
component domino reaction of an arylglyoxal monohydrate, an aniline, a dialkyl but-2 …

Isatin is an essential building block in organic synthesis and shows various biological
activities. The most attractive application of isatin in organic synthesis is undoubtedly in the …

This review brings together the versatility of enamine intermediates and multicomponent
reactions that have been coalesced to generate a diverse library of nitrogen containing …

Cu (OTf) 2 catalyzed efficient synthesis of spiropyrano [3, 2-b] pyran-4 (8H)-ones is
accomplished via one-pot three component reaction between isatin, kojic acid and active …

A simple and efficient synthetic protocol for the syntheses of spiro pyrano [2, 3-c] pyrazole
and spiro 1, 4-dihydropyridine derivatives via a one pot four-component reaction catalyzed …