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Steroid


DATA No : SST9065 INFORMANT : Etsuko Yasugi

NAME : (22E,24R)-24-methylcholesta-5,22-dien-3b-ol

COMMON NAME: brassicasterol
SYMBOL:
FORMULA: C28H46O1 MOL.WT (average) : 398.664


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:151-152degC acetate m.p. 157-158degC (Ref. 9109)

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:

IR SPECTRA:

NMR SPECTRA:1H-NMR(CDCl3) (Ref. 9109), 13C-NMR(CDCl3) (Ref. 9102)

MASS SPECTRA:398(100)M+,383(16),380(19),365(18),355(11),337(28),300(56),271(65),255(94),213(34) (Ref. 9109)

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE
marine invertebrata(Ref. 9104), rapeseed (Ref. 9105)
CHEMICAL SYNTHESIS

METABOLISM

GENETIC INFORMATION

NOTE

REFERENCES
[9102]
AUTHOR:Akihisa,T. and Matsumoto,T.
TITLE:13C-NMR Spectra of Sterols and Triterpene Alcohols (in Japanese language) .
JOURNAL:J. Jpn. Oil Chem. Soc.(Yukagaku)
VOL:36 PAGE : 301 -319 (1987)
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[9104]
AUTHOR:Goad,L.J. (1982) The Sterols of Marine Invertebrates: Composition,Biosynthesis, and Metabolites, in Marine Natural Products: Chemical and Biological Perspectives, (Scheuer,P.J. ed.) pp 75-172 Vol.2,Academic Press,New York
TITLE:
JOURNAL:
VOL: PAGE : 75 -172 (1978)
[TOP]

[9105]
AUTHOR:Akihisa,T.
TITLE:Studies on the Sterols and Triterpene Alcohols of Vegetable Oils (in Japanese language).
JOURNAL:J. Jpn. Oil Chem. Soc. (Yukagaku)
VOL:35 PAGE : 716 -724 (1986)
[TOP]

[9109]
AUTHOR:Matsumoto,T., Shimizu,N., Shigemoto,T., Itoh,T., Iida,T., and Nishioka,A.
TITLE:Isolation of 22-Dehydrocampesterol from the Seeds of Brassica Juncea.
JOURNAL:Phytochemistry
VOL:22 PAGE : 789 -790 (1983)
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Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.