Extremely simple route to β-fluoro vinamidinium salts: A novel reaction of (polyfluoro-1-propenyl)trimethylammonium iodides with primary or secondary amines

Article abstract of DOI:10.1016/S0040-4039(00)74130-X

(2,3,3-Trifluoro-1-propenyl)trimethylammonium iodide readily underwent demethylation-allylic substitution followed by N-N exchange reaction at ambient temperature or at 70°C by the action of various secondary amines or several primary amines to give the c