357174-96-0Relevant articles and documents
Efficient and practical synthesis of the A-ring precursor of 19-nor-1alpha,25-dihydroxyvitamin D(3) and its (13)C- or (2)H-labeled derivative.
Hanazawa,Inamori,Masuda,Okamoto,Sato
, p. 2205 - 2207 (2001)
[reaction: see text] The A-ring precursor of 19-nor-1alpha,25-dihydroxyvitamin D(3) (1) and its (13)C- or (2)H-labeled derivative were efficiently synthesized from readily available, optically active 5-(tert-butyldimethylsilyloxy)-2-cyclohexenone (2) thro