The invention provides vitamin D
3
analogs of cholecalciferol, substituted at carbons-26 and 27 with deuterated alkyl groups, e.g., trideuteromethyl, wherein carbon-16 is a single or double bond, and carbon-23 is a single, double, or triple bond. The invention provides pharmaceutically acceptable esters, salts, and prodrugs thereof. Methods for using the compounds to treat vitamin D
3
associated states, and pharmaceutical compositions containing the compounds are also disclosed.
该发明提供了胆
钙化醇的
维生素D3类似物,其在碳-26和27处用
氘代烷基取代,例如,三
氘甲基,其中碳-16是单键或双键,碳-23是单键,双键或三键。该发明提供了药学上可接受的酯,盐和其前药。还公开了使用这些化合物治疗
维生素D3相关状态的方法以及含有这些化合物的制药组合物。