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Beta-Carotene

C₄₀H₅₆ · 96 atoms

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Beta-Carotene

Elements

About

Beta-carotene is a cyclic carotene obtained by dimerisation of all-trans-retinol. A strongly-coloured red-orange pigment abundant in plants and fruit and the most active and important provitamin A carotenoid. It has a role as a ferroptosis inhibitor, an antioxidant, a cofactor, a biological pigment, a provitamin A, a mouse metabolite, a plant metabolite and a human metabolite. It is a carotenoid beta-end derivative and a cyclic carotene.

Properties

IUPAC name1,3,3-trimethyl-2-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohexen-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexene

CAS number7235-40-7

Molar mass536.9 g/mol

Melting point183 °C

Boiling point654 °C

Sources

Properties: PubChem CID 5280489
3D structure: PubChem CID 5280489 (3D conformer)
CAS number: PubChem CID 5280489
Description: PubChem ← ChEBI
Melting point: PubChem ← Hazardous Substances Data Bank (HSDB)
Boiling point: PubChem ← Human Metabolome Database (HMDB)

Data from PubChem (NIH/NLM). Some annotations originate with the upstream sources shown.