ChemInform Abstract: Copper Oxide Catalyzed Domino Process for the Synthesis of Substituted 2H‐Pyran‐2‐ones and Polyhydroxy Coumarin Derivatives. Issue 8 (February 2015) - Kayal, Utpal; Karmakar, Rajiv; Banerjee, Dipanwita; Maiti, Gourhari