J. Röomer

No ORCID on file · 1 paper in corpus

article 1995

Synthesis of high specific activity 17α‐cyanomethyl‐17β‐hydroxy‐[14α,15α‐3H]estra‐4,9‐dien‐3‐one

·doi:10.1002/jlcr.2580360203

Abstract An improved synthesis of the tritium labelled form of the new pharmacon DIENOGEST is described. The [ 14 α,15α‐ 3 ‐H]DIENOGEST was obtained with a specific activity of 51 Ci/mmol and a radiochemical purity > 98%.