ZrOCl2.8H2O as a green and efficient catalyst for the expeditious synthesis of substituted 3-arylpyrimido[4,5-c]pyridazines in water

A new and simple synthetic methodology for the preparation of 3-arylpyrimido[4,5-c]pyridazine-5,7(6H,8H)-diones and 3-aryl-5-oxo-7-thioxo-7,8-dihydropyrimido[4,5-c]pyridazin-5(6H)-ones by a one-pot three component reaction of barbituric acid or thiobarbituric acid with arylglyoxals in the presence o...

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Bibliographic Details
Main Authors: Mehdi Rimaz, Hossein Mousavi, Paria Keshavarz, Behzad Khalili
Format: Article
Published: Growing Science 2015-09-01
Series:Current Chemistry Letters
Online Access:http://www.growingscience.com/ccl/Vol4/ccl_2015_13.pdf