Organic chemistry
LaCl3.7H20: An efficient catalyst for one-pot multi-component synthesis of 1,4-polyhydroquinoline derivatives through unsymmetrical Hantzsch reaction

Abhijeet Somwanshi; Yashwant Bhaskar Pandit; Akash Gholap; Rushikesh Ghogare; Shivaji Pandit

Volume 5, Issue 3, pp. 237-363, Serial No. 16 , July 2017, , Pages 293-300

Abstract
  An efficient one pot multi component synthesis of 1, 4-Polyhydroquinoline derivatives through unsymmetrical Hantzsch reaction using lanthanum chloride heptahydrate (LaCl3.7H2O) from an aromatic aldehyde, ethyl acetoacetate, dimedone and ammonium acetate as a nitrogen precursor in ethanol at room temperature ...  Read More

LaCl3.7H20: An efficient catalyst for one-pot multi-component synthesis of 1,4-polyhydroquinoline derivatives through unsymmetrical Hantzsch reaction


Organic chemistry
Guanidine hydrochloride: An efficient catalyst for the synthesis of 2-hydrazolyl-4-thiazolidinone derivatives under solvent free conditions

Shivaji Sandu Pandit; Sonali Shivaji Pardhe; Yashwant Bhaskar Pandit

Volume 5, Issue 2, pp. 121-236, Serial No. 15 , April 2017, , Pages 227-236

Abstract
  A Highly efficient protocol has been developed for the synthesis of 2-hydrazolyl-4-thiazolidinone derivatives installing a one pot three component coupling reaction of an aromatic aldehyde, thiosemicarbazide and maleic anhydride using guanidine hydrochloride as highly inexpensive and environmentally ...  Read More

Guanidine hydrochloride: An efficient catalyst for the synthesis of 2-hydrazolyl-4-thiazolidinone derivatives under solvent free conditions