Precalciferol (Previtamin D3) | CAS 1173-13-3 - Request Quote

Precalciferol (Previtamin D3) is chemically (1S,3R,9R,10R,13R,14R,17S)-17-(6-Hydroxy-6-methylheptan-2-yl)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-1,3-diol. It is also known as Precholecalciferol. Precalciferol (Previtamin D3) is supplied with detailed characterization data compliant with regulatory guideline. Precalciferol (Previtamin D3) can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Cholecalciferol.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.