Chemical Name；all-trans-Retinol

CAS ；68-26-8

Molecular Formula；C₂₀H₃₀O

Appearance；Off-White to Dark Yellow Solid

Melting Point；>43°C (dec.)

Molecular Weight；286.45

Storage；- 86°C, Inert atmosphere, Light sensitive

SolubilityChloroform (Slightly), Methanol (Slightly)

Stability；Light Sensitive, Temperature Sensitive

Category；Standards; Pharmaceutical/API Drug Impurities/Metabolites;

Applications；Occurs preformed only in animals; metabolized from carotenoids, such b-carotene, in the intestinal mucosa. Dietary sources include liver, milk, butter, cheese, eggs and fish liver oils or as carotenois from fruits and vegetables. Stored primarily in the liver in esterified form; transported in the blood by retinol binding protein (RBP). Nutritional factor.

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