Abstract
An efficient synthesis of m-terphenyl was achieved by treatment of chalcone with malononitrile using either piperidine or morpholine and biaryl derivatives were obtained from α,β unsaturated ketones with malononitrile using pyrrolidine as a base.
ACKNOWLEDGMENT
We gratefully acknowledge CSIR and UGC (Special Assistance Programme) New Delhi for financial support. SPIC Science foundation, Chennai for NMR data. Dr. S. Muthusamy, CSMCRI, Bhavnagar, Gujarat for providing elemental analysis.