73194-11-3Relevant academic research and scientific papers
Biomimetic Polyene Cyclizations. Total Synthesis of dl-19-Nor-4-pregnen-20-one. Asymmetric Induction by the Initiating Center
Peters, Jacobus A. M.,Posthumus, Tonny A. P.,Vliet, Nicolaas P. van,Zeelen, Filippus J.,Johnson, William S.
, p. 2208 - 2214 (2007/10/02)
dl-19-Nor-4-pregnen-20-one (2) was prepared by cationic cyclization of racemic methoxy trienyne 1.The mechanism of this reaction is discussed on the basis of byproduct analysis, deuterium labeling experiments, and the cyclization of optically active subst
