Organic chemistry
Green and efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3- tricarboxylates using K2CO3-PEG-400 as robust catalytic system

Mohammad Piltan

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, , Pages 367-373

Abstract
  An efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3-tricarboxylate derivatives via a simple three-component reaction between benzene-1,2-diamines with dialkyl acetylenedicarboxylates in the presence of K2CO3-PEG catalytic system at 100 oC was reported. ...  Read More

Green and efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3- tricarboxylates using K2CO3-PEG-400 as robust catalytic system


Organic chemistry
A new facile route to synthesize thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine derivatives

Mehdi Soleimany; Jalil Lari; Hooshang Vahedi; Morteza Imanpour

Volume 3, Issue 2, pp. 72-147, Serial No. 7 , April 2015, , Pages 114-120

Abstract
  A new facile route for synthesis of 3- (aryl) -8, 9- di (alkyl) thieno [3,2-e] [1,2,4] triazolo pyrimidines derivative from the same starting material, 2- amino - 4,5 -di (alkyl) thiophene-3- carboxamide, has been developed through heterocyclization of the corresponding arylidene-hydrazino -5,6 -di (alkyl) ...  Read More

A new facile route to synthesize thieno[3,2-e][1,2,4]triazolo[4,3-c]pyrimidine derivatives