Über Bestandteile der Nebennierenrinde und verwandte Stoffe. 60. Mitteilung. 11‐Dehydro‐progesteron

Synthesis of Steroids of the Progesterone Series.

“…11-Dehydroprogesterone (CIV) was prepared from 12 (a)-hydroxyprogesterone (CII) by Hegner and Reichstein (18). 12 (a)-Hydroxyprogesterone in turn was obtained from desoxycholic acid by way of a degradation of the side chain and further transformations of the resulting methyl ketone (2).…”