3D model (JSmol)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
δ-Carotene or ε,ψ-carotene is a form of carotene with an ε-ring at one end, and the other uncyclized, labelled ψ (psi). It is an intermediate synthesis product in some photosynthetic plants between lycopene and α-carotene (β,ε-carotene) or ε-carotene (ε,ε-carotene). δ-Carotene is fat soluble.
- Cunningham FX, Gantt E (February 2001). "One ring or two? Determination of ring number in carotenoids by lycopene epsilon-cyclases". Proceedings of the National Academy of Sciences of the United States of America. 98 (5): 2905–10. PMC . PMID 11226339. doi:10.1073/pnas.051618398.
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