Synthesis of dialkyl 2-(alkylamino)-7 , 7-dimethyl-5-oxo 5 , 6 , 7 , 8-tetrahydro-4H-chromene-3,4-dicarboxylate from alkyl isocyanide with dialkyl acetylenedicarboxylates and Dimedone

Zeinali Nikoo Somayeh نويسنده , BAYAT MOHAMMAD نويسنده