Synlett 1994; 1994(9): 709-710
DOI: 10.1055/s-1994-22979
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Intramolecular Aldol Condensation Route to 14α,17α-Propanoestradiols and 14α,17α-Ethano-17a-homoestradiols

James R. Bull* , Lynne M. Steer, Krzysztof Jaworski
  • *Department of Chemistry, University of Cape Town, Rondebosch 7700, South Africa.
Further Information

Publication History

Publication Date:
18 September 2002 (online)

17β-Acetoxy-3-methoxy-20-oxo-19-nor-17α-pregna-1,3, 5(10)-triene-14-carbaldehyde undergoes intramolecular aldol condensation to give 14α,17α-bridged intermediates which are converted into 14α,17α-propano and 14α,17α-ethano-17a-homo analogues of estradiol.

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