Journal of Organic Chemistry p. 1264 - 1269 (1986)
Update date:2022-07-30
Topics:
Sardina, F. Javier
Mourino, Antonio
Castedo, Luis
An efficient synthesis of 25-hydroxyvitamin D2 is described.The chiral center at C-24 was introduced by the stereospecific and regioselective displacement of an allylic carbamate by a cuprate.The triene system was assembled by Horner-Wittig coupling of ke
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