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CHEBI:23044 - carotenoid
One of a class of tetraterpenoids (C40), formally derived from the acyclic parent, ψ,ψ-carotene by hydrogenation, dehydrogenation, cyclization, oxidation, or combination of these processes. This class includes carotenes, xanthophylls and certain compounds that arise from rearrangement of the skeleton of ψ,ψ-carotene or by loss of part of this structure. Retinoids are excluded.
This entity has been manually annotated by the ChEBI Team.