| abstract |
PCT No. PCT/EP91/01018 Sec. 371 Date Nov. 30, 1992 Sec. 102(e) Date Nov. 30, 1992 PCT Filed Jun. 3, 1991 PCT Pub. No. WO91/18918 PCT Pub. Date Dec. 12, 1991.A process for the production of 10 beta -H-11 beta -(substituted phenyl) steroids of the formulae Ia or Ib set forth in the claims by reduction of a compound of the formula III: <IMAGE> (III) followed by cleaving with a strong acid or partial cleaving with a less strong acid. Reduction with an electropositive metal in an electron-solvating solvent is preferred. |