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Carotenoid


DATA No : VCA1159 INFORMANT : Shinichi Takaichi

NAME : (3'R,6'R)-b,e-caroten-3'-ol

COMMON NAME: a-Cryptoxanthin
SYMBOL:
FORMULA: C40H56O MOL.WT (average) : 552.872


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:lmax (nm): petrol 420, 444, 473, %III/II=73 (Ref. 0079)

IR SPECTRA:

NMR SPECTRA:(Ref. 0079)

MASS SPECTRA:(Ref. 0079)

OTHER SPECTRA:CD (Ref. 0079)
CHROMATOGRAM DATA

SOURCE
A minor carotenoid from Antithamnion plumula and Ceramium rubrum (Rhodophyceae, red algae) (Ref. 0079)
CHEMICAL SYNTHESIS

METABOLISM
Lutein A is produced via a-cryptoxanthin (LUT1, CrtR-e) or zeinoxanthin (CrtR-b) from a-carotene.
GENETIC INFORMATION

NOTE

REFERENCES
[0079]
AUTHOR:Bjfrnland,T., Borch,G., and Liaaen-Jensen,S.
TITLE:Algal carotenoids: 29. Configurational studies on red algae carotenoids
JOURNAL:Phytochemistry
VOL:23 PAGE : 1711 -1715 (1984)
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Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.