Retinol or vitamin A  is an oil soluble vitamin, it is an micro essential nutrient appearing in different forms, alcohol, aldehyde, and acid.  It is metabolized by carotenoids.

Nutritional Phytochemical Analytical Laboratory

Molecular Weight: 286.45

Molecular Formula:  C20H30O

IUPAC Name: (all-E)-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraen-1-ol

CAS Name: Retinol

CAS number:  68-26-8

Vitamin A - Retinol

Structural Formula

3D Structural Formula