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Vitamin A


DATA No : VVA0006 INFORMANT : Hiroyuki Kagechika

NAME : (2Z,4E,6E,8E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6,8-tetraen-1-ol

COMMON NAME: 13-cis-retinol
SYMBOL:
FORMULA: C20H28O MOL.WT (average) : 284.436


Download ChemDraw structure data
BIOLOGICAL ACTIVITY
Relative physiological activity for All trans-retinyl acetate is 70-85%.(Ref. 0046)
PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:58-60degC(Ref. 0013)

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:lmax=328nm (E:1686 respecticely in ethanol)(Ref. 0013)

IR SPECTRA:

NMR SPECTRA:1H-NMR(d,CDCl3,220MHz):1.03(6H,1-Mex2),~1.47(2H,J= n.o,2-CH2),~1.61( 2H,J= n.o,3-CH2),1.71(3H,5-Me),~1.95(3H,13-Me),1.96(3H,9-Me),2.03(2H,J= n.o,4-Me),4.30(2H,J=7.0Hz,15-CH2),5.55(1H,J=7.0Hz,14-H),6.10(1H,J=~16Hz,8-H),6.13(1H,10-H),6.17 (1H,J=~16Hz,7-H),~6.60(1H,J=~15.0Hz,12-H),~6.65(1H,J=~15.0Hz,11-H)(Ref. 0003)
13C-NMR(d,CDCl3,22.63MHz CW offset 1H-decoupling):12.7,19.4,20.4,21.6,29.0,29.0,33.1,34.3,39.8,58.4,127.1,127.1,128.6,128.7,129.3,130.2,135.6,136.8,137.6,137.9,(Ref. 0004)

MASS SPECTRA:

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE

CHEMICAL SYNTHESIS

METABOLISM

GENETIC INFORMATION

NOTE

REFERENCES
[0003]
AUTHOR:Schwieter, U., Englert, G., Rigassi, N., and Vetter, W.
TITLE:Physical organic methods in carotenoid research PubMed ID:5377333
JOURNAL:Pure Appl Chem.
VOL:20 PAGE : 365-420 (1969)
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[0004]
AUTHOR:Englert, G.
TITLE:A 13C-NMR. Study of cis-trans isomeric vitamins A, carotenoids and related compounds PubMed ID:1194053
JOURNAL:Helv Chim Acta.
VOL:58 PAGE : 2367-2390 (1975)
[TOP]

[0013]
AUTHOR:Tsukita kiyoshi, Yoshizawa Tohru, Matsumoto Hiroyuki(1975) Vitamin to Hokouso (eds Nihon Seikagakukai) Chapter.14 Vitamin A pp.549 Tokyo Kagaku Dojin
TITLE:
JOURNAL:
VOL: PAGE : - ()
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[0046]
AUTHOR:Seikagaku Hand Book (eds. Nihon Seikagakukai) pp.1274-1277. Tokyo Kagaku Dojin
TITLE:
JOURNAL:
VOL: PAGE : - ()
[TOP]

Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.