Аннотация:
1-Substituted imidazoles (R=Me, Et, Ph) react (20–25°C) with phenylcyanoacetylene to afford the 1:2 adducts, (Z)-1-organyl-2-(2,4-dicyano-1,3-diphenyl-1,3-butadienyl)imidazoles, in 10–20% yields, along with the 1:1 adducts, (Z)-1-organyl-2-(2-cyano-1-phenylethenyl)imidazoles.