4-(Azulen-1-yl) six-membered heteroaroma
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Alexandru C. Razus; Liviu Birzan; Mihaela Cristea; Victorita Tecuceanu; Anamaria
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Article
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2011
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Journal of Heterocyclic Chemistry
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English
⚖ 226 KB
## Abstract Pyranylium perchlorates with azulen‐1‐yl moiety in 4‐position and thiophen‐2‐yl or furan‐2‐yl in 2 and 6‐positions were obtained by the substitution of 4‐chloro corresponding salts with azulenes. The pyranylium salts are used as starting materials for the synthesis of pyridine and pyrid