carotenoids

https://doi.org/10.1351/goldbook.C00858
@T06292@ (C40), formally derived from the acyclic parent, Ψ,Ψ-carotene I by hydrogenation, dehydrogenation, @C01494@, @O04362@, or combination of these processes. This class includes @C00857@, @X06697@ and certain compounds that arise from @R05194@ of the skeleton of I or by loss of part of this structure. @R05369@ are excluded.
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See also:
retro
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1326 [Terms] [Paper]