98620-93-0Relevant academic research and scientific papers
19-FUNCTIONALIZED STEROIDS. PART IV. MIXED ACETALS AS SELECTIVE PROTECTION IN ANDROSTA-5,7-DIENE-3β,17β,19-TRIOL DERIVATIVES SYNTHESIS
Jaszczynski, Jerzy R.,Sicinski, Rafal R.,Rodewald, Wladyslaw J.
, p. 711 - 720 (2007/10/02)
Synthesis of several new functionalized androsta-5,7-dienes (4a-4g) from suitably protected triols 1c-1i is described.Several less common protective groups were tested for specific masking of 19-hydroxyl: 2-(2-methoxy)propyl, 1-methoxycyclohexyl, tetrahyd
