On the stereochemistry of piperidine qua
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A.T. Bottini; M.K. O'Rell
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Article
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1967
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Elsevier Science
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French
โ 239 KB
Seemingly contradictory conclusions were reached recently by two groups who studied the s-tereochemistry of qunternizations of 4-substituted piperidines. For example, House, Tefertiller, and Pitt (2) reported that quaternization of I!-s-butyl-1-ethylpiperidine with methyl tosylate in acetonitrile ga