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Steroid


DATA No : SST9103 INFORMANT : Etsuko Yasugi

NAME : 5a-cholesta-8.24-dien-3b-ol

COMMON NAME: zymosterol
SYMBOL:
FORMULA: C27H44O1 MOL.WT (average) : 384.638


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:110degC (Ref. 9100), acetate 106-108degC (Ref. 9123)

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:+49deg(Ref. 9103)

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:

IR SPECTRA:

NMR SPECTRA:acetate 1H-NMR(CDCl3) 3-CH=4.70(M),3-OAc=2.03(S),18-CH3=0.61(S),19-CH3= 0.98(S),21-CH3=0.95(D),24-CH=5.08(T),26-CH3=1.68(S),27-CH3=1.61(S)(Ref. 9106)

MASS SPECTRA:acetate : 426[M+](23%),411(10%),351(8%),315(1%),313(3%),255(3%),229(11%), 213(32%),69(100%),55(51%) (Ref. 9144)

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE
yeast(Ref. 9103/9123), Nematodea(Ref. 9144)
CHEMICAL SYNTHESIS

METABOLISM

GENETIC INFORMATION

NOTE

REFERENCES
[9100]
AUTHOR:Iida, T., Kikuchi, M., Tamura, T., and Matsumoto, T.
TITLE:Proton magnetic resonance identification and discrimination of stereoisomers of C27 steroids using lanthanide shift reagents PubMed ID:438668
JOURNAL:J Lipid Res.
VOL:20 PAGE : 279-284 (1979)
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[9103]
AUTHOR:Brooks,C.J.W. (1970) Steroids: Sterols and Bile Acids, in Rodd's Chemistry of Carbon Compounds (Coffey,S. ed) pp1 - 196, Elsevier Publishing Co., Amsterdam
TITLE:
JOURNAL:
VOL: PAGE : 1 -196 (1970)
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[9106]
AUTHOR:Akihisa,T. and Tamura,T.
TITLE:Unpublished observations.
JOURNAL:
VOL: PAGE : - (1990)
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[9123]
AUTHOR:Jeong, T. M., Ito, T., Tamura, T., and Matsumoto, T.
TITLE:Sterols from a species of Pichia, a n-alkane-utilizing yeast PubMed ID:1154452
JOURNAL:Steroids.
VOL:25 PAGE : 741-751 (1975)
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[9144]
AUTHOR:Chitwood, D. J., and Lusby, W. R.
TITLE:Metabolism of plant sterols by nematodes PubMed ID:1779708
JOURNAL:Lipids.
VOL:26 PAGE : 619-627 (1991)
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Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.