Return to Article Details SYNTHESIS AND INVESTIGATION OF THE STABILITY OF ESTERS OF 6'-CARBAMOYLMETHYLTHIO-5'-CYANO-1',4'-DIHYDRO-3,4'- AND -4,4'-BIPYRIDINE-3'-CARBOXYLIC ACIDS. 1. ESTERS OF 6'-CARBAMOYLMETHYLTHIO-5'-CYANO-1',4'-DIHYDRO-3,4'-BIPYRIDINE-3'-CARBOXYLIC ACIDS Download Download PDF