title: A convenient synthesis of 1 -hydroxy-vitamin D 3 .
mesh_terms: D002762:Cholecalciferol / Q000138:chemical synthesis*; D006900:Hydroxylation; D006914:Hydroxysteroids / Q000138:chemical synthesis; D008722:Methods; D009904:Optical Rotation; D013237:Stereoisomerism
chemical_list: D006914:Hydroxysteroids; D002762:Cholecalciferol