24,25-dihydroxycholestans and process for preparing the same

24-and 25-substituted avermectin and milbemycin derivatives

24-homo vitamin d derivatives, process for their production...

24-homo-26,27-hexafluoro-cholecalciferols

24-hydroxyvitamin d, analogs and uses thereof

24-oxa derivatives in the vitamin d series

24-sulfoximine vitamin d3 compounds

24-sulfur-substituted analogs of 1.alpha.,25-dihydroxy...

24r-scymnol, and preparation and use thereof

25-alkylcholesterol derivatives

25-carboxylic acid derivatives in the vitamin d series,...

25-halocholest-5-ene-3b&', 22-diols and esters thereof

25-hydroxy-16-ene-26,27-bishomo-cholecalciferols

25-hydroxy-24-oxocholestane derivatives and preparation thereof

25-hydroxycholecalciferol

25-hydroxyergocalciferol

25-methylene and 24,25-epoxy marcfortines and paraherquamides

25-so2-substituted analogs of 1alpha, 25-dihydroxyvitamin d3

26,27-homologated-20-epi-2-alkyl-19-nor-vitamin d compounds

27-demethoxy-27-hydroxyrifamycins from streptomyces...