Collect. Czech. Chem. Commun.
1978, 43, 2609-2618
https://doi.org/10.1135/cccc19782609
1H-NMR investigations. Application of trichloroacetyl isocyanate to structure determination of 3-, 6-, 7-, 7a- and 17-hydroxy steroids
Bruno Schönecker, Dieter Tresselt, Gerd Schubert, Ladislav Kohout and Jan Fajkoš