Journal Of Chemical Research-S, no.8, pp.334-335, 1995 (SCI-Expanded)
In contrast to simpler systems, the methanolysis of the epimeric C-4 and C-5 steroidal epoxides catalysed by tetracyanoethylene is shown to have a regiochemistry dominated by the trans periplanar relationship between the resultant alkoxy and hydroxy groups.