Reactions of quinolinium and pyridinium
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Yoshiro Yamashita; Mituo Masumura
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Article
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1979
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Elsevier Science
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French
⚖ 227 KB
The novel reactions of quinolinium and pyridinium N-imines with cyclopentadienones are described. The 1,3-dipolar addition reactions of pyridinium N-imines and related ylides with activated acetylenes provide a useful method to synthesize nitroqenbridged heterocycles. 1 In recent years these react