114563-77-8Relevant articles and documents
Synthesis of Some New 2,4-Diaryl-6-(β-phenylvinyl)pyridines via Phenacylpyridinium Bromides
Gupta, Komal C.,Manglum, Piyush,Saxena, Brijesh K.
, p. 390 - 391 (2007/10/02)
Phenacylpyridinium bromide, p-chlorophenacylpyridinium bromide, and p-methylphenacylpyridinium bromide were reacted with para-substituted dibenzalacetones in presence of ammonium acetate in glacial acetic acid to give 2,4-diaryl-6-(β-phenylvinyl)pyridines in 45-65 percent yields.Ammonium acetate in acetic acid was used as an aza cyclization agent.The structures of the resulting pyridines were confirmed by IR and NMR spectral data and elemental analyses.