Studies on catalytic vapour phase ammoxidation of y-picoline for the production of 4-cyanopyridine

Chemical and Liquid Fuel Division, Central Fuel Research Institute. Dhanbad-828 108, Jharkhand, India E-mail : tkm_001@rediffmail.com Fax : 91-0326-2209589 Department of Chemistry, p. K. Roy Memorial College, Dhanbad-826 001, Jharkhand, India Manuscript received 23 March 2003, revised 27 July 2006. accepted 2 August 2006 4-Cyanopyridine has been prepared using silica/zeolite based catalysts, The reaction was carried out at 340- 370º with V2O5 :P2O5 : MoO3 : SiO2 (1 : 0.05 : 0.30 : 13 mole ratio} and at 340-425" with V2O5 : P2O5 : MoO3 H-ZSM-5 (1 : 0.125 : 3.209 : 1.683 wt. ratio} catalyst systems. &nbsp