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CAS number 14660-91-4 YesY
PubChem 5282217
ChemSpider 4444659
Jmol-3D images Image 1
Molecular formula C40H56O4
Molar mass 600.87 g mol−1
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Neoxanthin is a carotenoid and xanthophyll. In plants, it is an intermediate in the biosynthesis of the plant hormone abscisic acid. It is produced from violaxanthin by the action of neoxanthin synthase.[1] It is a major xanthophyll found in green leafy vegetables such as spinach.

all-trans Neoxanthin


  1. ^ Bouvier, Florence; D'harlingue, Alain; Backhaus, Ralph A.; Kumagai, Monto H.; Camara, Bilal (2000). "Identification of neoxanthin synthase as a carotenoid cyclase paralog". European Journal of Biochemistry 267 (21): 6346–6352. doi:10.1046/j.1432-1327.2000.01722.x. PMID 11029576.