%0 Journal Article %T Ecofriendly and Facile One‐Pot Multicomponent Synthesis of 5‐Phenyl‐5,10‐dihydropyrido[2,3‐d : 6,5‐d′]dipyrimidine‐2,4,6,8(1 H ,3 H ,7 H ,9 H )‐tetraone Derivatives Catalyzed by Cu II Immobilized on Functionalized Magnetic Mesoporous MCM‐41 (Fe 3 O 4 @MCM‐41‐GPTMS‐Gu‐Cu II ) %A Mazloumfarsibaf, Mozhgan %A Akhlaghinia, Batool %A Zareie, Zeynab %A Ghodsinia, Sara %J ChemistrySelect %@ 2365-6549 %D 2020