Facile Conversion of Hantzsch Type 4-Ary1-2,6-dimethyl-1,4-dihydropyridine-3,5-carboxylates into 4-Aryl-2-methyl-5-oxo-1,4,5,7-tetrahydrofuro[3,4-b]pyridine-3-carboxylates
Facile Conversion of Hantzsch Type 4-Ary1-2,6-dimethyl-1,4-dihydropyridine-3,5-carboxylates into 4-Aryl-2-methyl-5-oxo-1,4,5,7-tetrahydrofuro[3,4-<i>b</i>]pyridine-3-carboxylates