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- Stereochemistry of reduction of pregnan-20-ones with alkali metals. D. N. Kirk, A. Mudd
, J. Chem. Soc. C
, 1969
, 968
- 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
- 229. Urinary steroids and related compounds. Part VI. 16,20-Disubstituted 5α-pregnanes carrying no other substituents in the phenanthrene nucleus. J. C. Danilewicz, W. Klyne
, J. Chem. Soc.
, 1965
, 1306
- The synthesis of cardenolide and bufadienolide aglycones, and related steroids bearing a heterocyclic subunit. Michał Michalak, Karol Michalak, Jerzy Wicha
, Nat. Prod. Rep.
, 2017
, 34
, 361
- Synthesis of 18-substituted steroids. Part III. Reactions of 18-substituted pregnan-20-ones. David N. Kirk, Maruthiandan S. Rajagopalan
, J. Chem. Soc., Perkin Trans. 1
, 1976
, 1064
- 894. Compounds related to the steroid hormones. Part V. The partial synthesis of 21-acetoxy-17-hydroxy-16β-methyl-5α-pregn-9-ene-3,20-dione. J. Attenburrow, J. E. Connett, W. Graham, J. F. Oughton, A. C. Ritchie, P. A. Wilkinson
, J. Chem. Soc.
, 1961
, 4547
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A procedure for the preparation of cardioactive steroid precursors:
synthesis of 3β-acetoxy-21-hydroxy-5α-pregn-14-en-20-one
. Lumbu Simbi, Fanie R. van Heerden
, J. Chem. Soc., Perkin Trans. 1
, 1997
, 269
- Photoinduced molecular transformations. Part 132. A two-step intramolecular transposition of the 17β-acetyl group of pregnan-20-one to C-18 through the formation of cyclobutanols by the reaction of the excited carbonyl, followed by a selective β-scission of alkoxyl radicals generated from them. Hiroshi Suginome, Yutaka Nakayama
, J. Chem. Soc., Perkin Trans. 1
, 1992
, 1843
- Synthesis of 3β,14-dihydroxy-5β,14β-pregnan-20-one C-3 derivatives: ozonolysis of digitoxin and digitoxigenin and their derivatives followed by zinc–acetic acid reduction to the C-21 methyl ketone. John F. Templeton, Yangzhi Ling, Jichun Jin, Mark A. Boehmer, Talal H. Zeglam, Frank S. LaBella
, J. Chem. Soc., Perkin Trans. 1
, 1991
, 823
- 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