Synthetic studies on the ceveratrum alka
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Keith Jones; Roger F. Newton; Christopher J. Yarnold
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Article
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1996
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Elsevier Science
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French
β 520 KB
l-(2-Cyclohexenyl-l-carbonyl)-piperidine-2-carboxaldehyde oxime (23) was prepared in 5 steps from pyridine-2-carboxaldehyde. Oxidation with NaOCI afforded the corresponding nitrile oxide which cyclized to give a 1:1 ratio of diastereomers 2aot. 3,4.5,5a~9,10,11a~,llcct-decahydro-6H,8H-[1,2] benzisox