Azulene-substituted pyridines and pyridi
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Alexandru C. Razus; Liviu Birzan; Claudia Pavel; Oana Lehadus; Andreea Corbu; Fi
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Article
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2007
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Journal of Heterocyclic Chemistry
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English
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ClO 4 -N + Me(Ph) R Az Me(Ph) R 1 ClO 4 -R 1 = Me, Bu, iPr, Bn, Ph, tBu 4-Azulen-1-yl substituted 2,6-dimethyl-and 2,6-diphenyl-pyridinium salts are obtained in yields between 50 % and 100 % in the reaction of corresponding 4-azulen-1-yl-pyranylim salts and various amines. The effects of amine stru