75573-15-8Relevant academic research and scientific papers
Pyrylium Compounds. XXI. - Structure and Tautomerism of Pseudobases of Unsymmetrically Substituted 2,4,6-Triarylpyrylium Salts
Fischer, Gerhard W.,Herrmann, Michael
, p. 287 - 302 (2007/10/02)
Hydrolytic ring opening of unsymmetrically substituted 2,4,6-triarylpyrylium salts 11 results in a mixture of two tautomeric pseudobases, the penten-1,5-diones 13 and 14.In crystalline state as a rule one of these tautomers markedly predominates, whereas
Studies on Benzopyridinium Ylids: Synthesis of Substituted 2,4,6-Triarylpyridines via Isoquinolinium Ylids
Tewari, R. S.,Dubey, A. K.,Gupta, K. C.
, p. 706 - 707 (2007/10/02)
Aroylmethylene-isoquinolinium ylids (1) on reaction with substituted benzylideneacetophenones (2) in gl.acetic acid containing ammonium acetate afford 2,4,6-triarylpyridines (4).The reaction seems to proceed via N-(1,5-dioxo-2-pentyl)-isoquinolium derivat
Studies on Cycloimmonium Ylides. Synthesis of Some 2,4,6-Triaryl-Substituted Pyridines via Picolinium Ylides
Tewari, Ram. S.,Dubey, Ajay K.,Misra, Naresh K.,Dixit, Priya D.
, p. 106 - 108 (2007/10/02)
A wide variety of 2,4,6-triaryl-substituted pyridines have been synthesized by the interaction of aroylmethylenepicolinium ylides with different α,β-unsaturated ketones.The structural assignments were based on microanalytical and spectral data.
Studies on Cycloimmonium Ylids. Synthesis of some New 2,4,6-Triaryl-substituted Pyridines via Pyridinium, Picolinium and Isoquinolinium Ylids
Tewari, R. S.,Misra, N. K.,Dubey, A. K.
, p. 953 - 955 (2007/10/02)
Reaction of pyridinium phenacylids and their picolinium and isoquinolinium counterparts with substituted benzylideneacetophenones gave a wide variety of 2,4,6-triaryl-substituted pyridines which are expected to have some potential biological activities.Ammonium acetate in glacial acetic acid was used as the cyclization agent.The structures of resulting pyridines are supported by nmr and ir spectral data.
