Organic chemistry
Facile and convenient synthesis of 2-amino-5,10-dioxo-4-aryl-5,10-dihydro-4H-benzo[g]chromene-3-carbonitrile derivatives by electrocatalytically chemical transformation

Zahra Vafajoo; Davood Kordestani; Saba Vafajoo

Volume 6, Issue 3, pp. 218-324, Serial No. 20 , July 2018, , Pages 293-299

Abstract
  2-Amino-5,10-dioxo-4-aryl-5,10-dihydro-4H-benzo[g]chromene-3-carbonitrile derivatives are obtained in excellent yields with a simple and efficient procedure.This reaction can occur using electrocatalytic multicomponent chain transformation of aryl aldehydes, 2-hydroxynaphthalene-1,4-dione and malononitrile ...  Read More

Facile and convenient synthesis of 2-amino-5,10-dioxo-4-aryl-5,10-dihydro-4H-benzo[g]chromene-3-carbonitrile derivatives by electrocatalytically chemical transformation


Organic chemistry
Indium chloride (InCl3) catalysed domino protocol for the regioselective synthesis of highly functionalized pyranopyrazoles under mild conditions

Hemant Chavan; Datta Survase; Sakharam Dongare; Vasant Helavi; Shreeram Ganapure

Volume 5, Issue 1, pp. 1-120, Serial No. 14 , January 2017, , Pages 105-114

Abstract
  Regioselective synthesis of highly functionalized pyranopyrazoles was achieved in excellent yield from phenyl pyrazolone, substituted aromatic aldehyde with nitroketene-N,S-acetal in the presence of indium trichloride as a versatile catalyst under reflux condition in ethanol-water mixture. All reactions ...  Read More

Indium chloride (InCl3) catalysed domino protocol for the regioselective synthesis of highly functionalized pyranopyrazoles under mild conditions