... DOI: 10.1039/B815058C (Paper) Green Chem., 2009 ... for 2 h. This magnetic nano-ferrite (Fe 3 O 4 ) was then used for further chemical modification. ... GW Kabalka and RS Varma, Comprehensive Organic Synthesis, ed. BM Trost and I. Fleming, Pergamon Press, Oxford, 1991, vol. ...