THE ORGANIZATION OF SPECIALIZED AND HIGH-TECH CARDIOLOGIC CARE IN THE REPUBLIC OF KAZAKHSTAN
Article
Problemy sotsial'noi gigieny, zdravookhraneniia i istorii meditsiny. Vol. 26. 2018. P.. 461-464
2,6-Diamino-4-aryl-3,5-dicyano-4Н-thiopyrans in DMF in the presence of bases recycle into pyridine derivatives. After adding of haloalkanes diverse 2-(alkylsulfanyl)-6-amino-4-aryl-5-cyano-nicotinonitriles are formed. © 2018, Pleiades Publishing, Ltd.