Reaction of an α,β-unsaturated nitro-compound with lithium dimethylcuprate. A novel synthesis of a 3α,5α-cyclosteroid
- 1 January 1983
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 1,p. 50-51
- https://doi.org/10.1039/c39830000050
Abstract
Treatment of 3β-acetoxy-6-nitrocholest-5-ene with an excess of lithium dimethylcuprate gives 3α,5α-cyclocholestan-6-one (E)-oxime; its Beckmann rearrangement product, 3α,5α-cyclo-6-aza-B-homocholestan-7-one, failed to undergo a ‘retro-Beckmann’ rearrangement.Keywords
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