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- Cyclization of 3,3;20,20-bis(ethylenedioxy)-C-nor-9,11-seco-5α-pregnane-9β,11-diol into 11-oxa-5α,17α-pregnane-3,20-dione. Hajime Nagano, Tsukasa Iwadare, Michio Shiota
, J. Chem. Soc., Perkin Trans. 1
, 1986
, 2291
- Alkylated steroids. Part 3. The 21-alkylation of 20-oxopregnanes and synthesis of a novel anti-inflammatory 16α,17α,21-trimethyl steroid (Org 6216). James Cairns, Robert T. Logan, George McGarry, Robert G. Roy, Donald F. M. Stevenson, Gilbert F. Woods
, J. Chem. Soc., Perkin Trans. 1
, 1981
, 2306
- Unusual cyclization of 3,20-bisethylenedioxy-9,11-seco-C-nor-5α-pregnane-9β,11-diol into 11-oxa-5α,17α-pregnane-3,20-dione. Hajime Nagano, Tsukasa Iwadare, Michio Shiota
, J. Chem. Soc., Chem. Commun.
, 1985
, 656
- Microbiological hydroxylation. Part XXII. Hydroxylation of 3,20-, 7,20-, and 11,20-dioxygenated 5α-pregnanes. Ewart R. H. Jones, G. Denis Meakins, John O. Miners, Robert N. Mirrington, Alistair L. Wilkins
, J. Chem. Soc., Perkin Trans. 1
, 1976
, 1842
- 896. Compounds related to the steroid hormones. Part VII. Preparation of Δ9(11)-steroids from 11β-trifluoroacetates. J. Elks, G. H. Phillipps
, J. Chem. Soc.
, 1961
, 4573
- 895. Compounds related to the steroid hormones. Part VI. The synthesis of the 9α-fluoro-16β-methyl derivatives of hydrocortisone and prednisolone. T. R. Carrington, S. Eardley, J. Elks, G. F. H. Green, G. I. Gregory, A. G. Long, J. C. P. Sly
, J. Chem. Soc.
, 1961
, 4560
- 355. Aza-steroids. Part IX. Approaches to the partial synthesis of 11-azaprogesterone. C. W. Shoppee, L. N. Mander
, J. Chem. Soc.
, 1965
, 1971
- Simple synthetic approach to 6-oxa steroids. Synthesis of 6-oxa-5β-pregnane-3,20-dione. Daniel Nicoletti, Alberto A. Ghini, Adriana L. Brachet-Cota, Gerardo Burton
, J. Chem. Soc., Perkin Trans. 1
, 1995
, 1089
- 807. The preparation of 9α-fluoro-analogues of cortisol acetate and prednisolone acetate from 11 : 20-diketones of the 5α-series. J. Elks, G. H. Phillipps, W. F. Wall
, J. Chem. Soc.
, 1958
, 4001
- Microbiological hydroxylation of steroids. Part X. 1β,11α-Dihydroxylation of 3β-hydroxy-5α-pregnan-20-one and the hydroxylation of other 20-oxo-5α-pregnanes with the fungus Aspergillus ochraceus. Andrew S. Clegg, William A. Denny, Ewart R. H. Jones, G. Denis Meakins, John T. Pinhey
, J. Chem. Soc., Perkin Trans. 1
, 1973
, 2137