Journal of Organic Chemistry p. 5052 - 5054 (1992)
Update date:2022-08-17
Topics:
Bovicelli, Paolo
Lupattelli, Paolo
Mincione, Enrico
Prencipe, Teresa
Curci, Ruggero
The direct, high-yield oxyfunctionalization of the side-chain C-25 of 5α-cholestan-3-one, 3β-acetoxy-5α-cholestane, and 5α,6β-Br2-3β-acetoxycholestane as well as of the vitamin D3-derived Windaus-Grundmann ketone has been achieved under mild conditions employing either dimethyldioxirane or its trifluoromethyl analogue.
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