Title: Synthesis of 2-aryl-oxazolo[4,5-c]quinoline-4(5H)-ones and 2-aryl-thiazolo[4,5-c]quinoline-4(5H)-ones.
Journal: Organic letters 20030807
Title: Ethyl 2-chlorooxazole-4-carboxylate: a versatile intermediate for the synthesis of substituted oxazoles.
Journal: Organic letters 20020822