87893-89-8Relevant articles and documents
1,3-Dipolar Cycloaddition of Azolium Dicyanomethylides
Diez-Barra, Enrique,Pardo, Carmen,Elguero, Jose,Arriau, Jean
, p. 1317 - 1320 (2007/10/02)
1,3-Dipolar cycloaddition of azolium N-dicyanomethylides, which have an azomethine ylide structure, to acetylenic dipolarophiles affords azolopyridine derivatives.The initial cycloadduct has been isolated for the first time.Using unsymmetrical dipolarophi