%0 Journal Article %T Synergetic effects of naturally sourced metal oxides in organic synthesis: a greener approach for the synthesis of pyrano[2,3-c]pyrazoles and pyrazolyl-4H-chromenes %A Shinde, Sachin %A Patil, Megha %A Damate, Shashikant %A Patil, Suresh %J Research on Chemical Intermediates %V 44 %N 3 %P 1775-1795 %@ 0922-6168 %D 2017-11-30 %I Springer Netherlands %~ DeepDyve