Scheme 1From: Organocatalysis in heterocyclic synthesis: DABCO as a mild and efficient catalytic system for the synthesis of a novel class of quinazoline, thiazolo [3,2-a]quinazoline and thiazolo[2,3-b] quinazoline derivatives Synthesis of methyl-2-(2-thiocyanatoacetamido)benzoate (4) and the quinazoline derivative 5. Back to article page