Chem Sci Trans., 2013, 2(2),  pp 441- 446  

Research Article

Facile and Green Syntheses of 5-Arylidene-pyrimidine-2,4, 6-triones and 5-Arylidene-2-thioxo-dihydro-pyrimidine-4, 6-diones Using L-Tyrosine as an Efficient and Eco-Friendly Catalyst in Aqueous Medium

G. THIRUPATHI, M. VENKATANARAYANA P. K. DUBEY and Y. BHARATHI KUMARI

Department of Chemistry, Jawaharlal Nehru Technological University, Hyderabad College of Engineering, Kukatpally, Hyderabad (A.P)- 500 085, India