Tetrahedron Letters p. 3289 - 3292 (1984)
Update date:2022-08-03
Topics:
Stiver, Shirley
Yates, Peter
The photoisomerization of 5-hydroxy-6-cholestanones to lactones involves ketene intermediates formed by migration of H-7α; its stereospecificity is independent of hydrogen bonding and is attributed to slowing of rotation about the C-9 - C-10 bond in the alkyl acyl diradicals that are the ketene precursors.
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Doi:10.1080/00958972.2018.1519186
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(1992)
