Cholecalciferol (Vitamin D3)
Cholecalciferol, identified by the CAS number 67-97-0, is a fat-soluble secosteroid and a primary form of Vitamin D. Naturally occurring in various animal sources and synthesized in the skin upon exposure to ultraviolet radiation, this compound appears as a white to off-white crystalline solid. It is chemically characterized by its sensitivity to environmental factors such
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