Synthetic variations of the progesterone antagonist RU 38 486

@inproceedings{Neef1984SyntheticVO,
  title={Synthetic variations of the progesterone antagonist RU 38 486},
  author={Guenter Dr Neef and Gerhard Sauer and Alexander Seeger and Rudolf Dr Wiechert},
  year={1984}
}
Abstract Irradiation of 17-keto-estranes bearing an 11-aryl substituent offers a preparatively useful access to pharmacologically interesting steroids with inverted configuration at C-13.