An efficient synthesis of a novel series of twelve substituted 2-amino-3-cyano-4H-pyran
derivatives was achieved by a one-pot three-component cyclocondensation reaction of …

A rapid and efficient ultrasound-promoted one-pot synthesis of spiro [indoline-3, 4′-pyrano
[2, 3-c] pyrazole] derivatives is described here. The reaction of substituted phenylhydrazine …

A green and simple approach to assembling of 2-amino-4, 8-dihydropyrano [3, 2-b] pyran-3-
carbonitrile scaffolds via three-component reaction of kojic acid, malononitrile, and aromatic …

Small-ring heterocycles comprising pyrrole and pyrazole are well known for their rich
biological properties. In this article, an efficient green sonochemical approach was designed …

An efficient one-pot synthesis of 1, 6-diamino-2-oxo-1, 2, 3, 4-tetrahydro-pyridine-3, 5-
dicarbonitrile derivatives by four-component piperidine-catalyzed reactions of a ketone …

A highly efficient and catalyst-free green synthetic protocol is developed for the synthesis of
two series of poly-functionalized pyran derivatives via the one-pot reaction of aromatic …

A simple, convenient and green synthetic protocol for the chemoselective synthesis of
pyrazolo [3, 4-b] pyridine derivatives via three-component reaction of 3-amino-5 …

An elegant, atom efficient protocol via a one-pot four-component cyclocondensation reaction
of aromatic aldehydes, malononitrile, acetylenedicarboxylates and arylamines catalyzed by …

A green and convenient approach to the synthesis of 2-amino-4, 6-diphenylnicotinonitriles
via four-component reaction of malononitrile, aromatic aldehydes, acetophenone derivatives …

A newer, convenient and efficient approach has been designed for the diverse synthesis of 2-
amino-4H-pyranoquinolines and achieved by a one-pot three-component reaction of …