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ChemInform Abstract: On the Observance of the “Endo-Principle” During Diene Synthesis in the δ16-20-Keto Steroid Series.
First published: June 16, 1987
Abstract
16-Dehydropregnenolone (I) reacts with piperylene (II) at elevated pressure, producing the 16α,17α-cyclohexenopregnenolone (III).
ChemInform Abstract
16-Dehydropregnenolone (I) reacts with piperylene (II) at elevated pressure, producing the 16α,17α-cyclohexenopregnenolone (III). The "endo-principle" is observed, as it is under catalytical conditions. (NMR-data).
