Journal of the Chemical Society. Chemical communications p. 551 - 552 (1982)
Update date:2022-08-11
Topics:
Barton, Derek H. R.
Motherwell, William B.
Zard, Samir Z.
17-Oxo-steroids, in the presence of catalytic amounts of ethylenediamine, react smoothly with nitromethane to give the corresponding nitro-olefins; these are easily transformed into 21-hydroxy-20-oxo-corticosteroids with or without a double bond at position 16.
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