%0 Journal Article %T CES as an Efficient Natural Catalyst for Synthesis of Schiff Bases under Solvent-Free Conditions: An Innovative Green Approach %A Suresh Patil %A S. D. Jadhav %A S. K. Shinde %J Organic Chemistry International %D 2012 %I Hindawi Publishing Corporation %R 10.1155/2012/153159 %U http://dx.doi.org/10.1155/2012/153159