Cholecalciferol - Impurity A — Impurity Reference Standard

Buy Cholecalciferol - Impurity A (CAS 22350-41-0) impurity reference standard from Spectrasynth Pharmachem. Custom synthesis available — enquire for pricing, COA and availability.

• Product Code: SSPC-C00020
• CAS No.: 22350-41-0
• Chemical Name: 5,6-trans-Vitamin D3,
• Synonyms: (5E,7E)-9,10-secocholesta-5,7,10(19)-trien-3β-ol (trans-cholecalciferol, trans-vitamin D3), (3β,5E,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol; (E,E)-9,10-Secocholesta-5,7,10(19)-trien-3β-ol; 5,6-trans-Cholecalciferol; trans-Vitamin D3;
• Molecular Formula: C27H44O
• Molecular Weight: 384.64
• Appearance: White to Light Yellow Solid
• Storage: - 86°C, Inert atmosphere, Light Sensitive
• Application: 5,6-trans-Vitamin D3 (Cholecalciferol EP Impurity A) is the major photoisomer of Vitamin D3 analog, as an impurity.