A novel 6-chloro-3-vinyl-pyridine of formula ##STR1## where X represents --H, --SO.sub.2 Ph, --CO.sub.2 Et, --COCH.sub.3 and --CHO; which is used for the synthesis of Epibatidine of formula ##STR2## by reacting said 6-chloro-3-vinyl pyridine with N-1-alkyl-2,5-di(trialkyl silyl) pyrrolidine of formula ##STR3## to obtain N-alkyl Epibatidine which is hydrogenated to obtain the Epibatidine.
A novel 6-chloro-3-vinyl-pyridine of formula ##STR1## where X represents -H, -SO.sub.2 Ph, -CO.sub.2 Et, -COCH.sub.3 and -CHO; which is used for the synthesis of Epibatidine of formula ##STR2## by reacting said 6-chloro-3-vinyl pyridine with N-1-alkyl-2,5-di(trialkyl silyl) pyrrolidine of formula ##STR3## to obtain N-alkyl Epibatidine which is hydrogenated to obtain the Epibatidine.