The formation of acylimino-derivatives o
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Stephen C. Eyley; Robert G. Giles; Harry Heaney
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Article
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1985
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Elsevier Science
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French
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Sumnary: N-Methylnitrilium fluoroborates are prepared rapidly by warming trimethyloxonium fluoroborat?? with a slight excess of the nitrile, subsequent addition of indoles and pyrroles at low temperatures (-50" to -20") gives iminium salts (and hence ketones) in high yields. Although Z-acetylpyrrole