180537-85-3Relevant academic research and scientific papers
The use of aliphatic aldehydes for the synthesis of 4-alkyl-6-amino-3,5-dicyanopyridine-2(1h)-thiones
Frolova,Zav'yalova,Litvinov
, p. 893 - 897 (1996)
The condensation of aliphatic aldehydes with malononitrile and cyanothioacetamide gives 4-alkyl-2,6-diamino-3,5-dicyano-4H-thiopyrans which recyclize into 4-alkyl-6-amino-3,5-dicyanopyridine-2(1H)-thiones. The latter are easily S-alkylated with α-haloacetonitriles and α-haloacetophenones.
