1α-Hydroxy-19-nor-vitamin D C-22 aldehyde. A valuable intermediate in the synthesis of side chain modifed 1α,25-dihydroxy-19-nor-vitamin D3

Article abstract of DOI:10.1016/S0040-4039(00)79565-7

A side chain homologated 1α,25-dihydroxy-19-nor-vitamin D₃ analog was prepared in a double convergent synthesis with 1α-hydroxy-19-nor-vitamin D C-22 aldehyde as a key intermediate.