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Steroid


DATA No : SST9096 INFORMANT : Etsuko Yasugi

NAME : 5a-cholest-7-en-3b-ol

COMMON NAME: lathosterol
SYMBOL:
FORMULA: C27H46O1 MOL.WT (average) : 386.654


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:126degC, acetate 118degC (Ref. 9103)

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:+4deg, acetate +4deg (Ref. 9103)

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:

IR SPECTRA:

NMR SPECTRA:free : 1H-NMR(CDCl3) 3-CH=3.60(M), 7-CH=5.158(M), 18-CH3=0.531(S), 19-CH3= 0.793(S), 21-CH3=0.917(D), 26-CH3 AND 27-CH3=0.861(D) AND 0.866(D) (Ref. 9102)

MASS SPECTRA:free : 386[M+](63%),371(19%),353(3%),273(36%),255(100%),246(22%),231(47%), 229(49%),213(55%),201(17%) (Ref. 9102) acetate:428[M+](94%),413(17%),368(6%),353(13%),315(12%),288(6%),273(10%), 255(89%),229(31%),213(53%),81(93%),55(100%) (Ref. 9124)

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE
maize(Ref. 9144), Nematodea(Ref. 9144), Porifera (Ref. 9149), Liliaceae plants(Ref. 9164), Caryophyllales plants (Ref. 9165)
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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[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)
[TOP]

[9124]
AUTHOR:Itoh,T., Tamura,T., and Matsumoto,T.
TITLE:Triterpene Alcohols and Sterols in the Seeds of Brassica Napus.
JOURNAL:Fette, Seifen, Anstrichm.
VOL:80 PAGE : 382 -386 (1978)
[TOP]

[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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[9149]
AUTHOR:Itoh,T., Sica,D., and Djerassi,C.
TITLE:Minor and Trace Sterols in Marine Invertebrates. Part 35. Isolation and Structure Elucidation of Seventy-Four Sterols from the Sponge Axinella Cannabina.
JOURNAL:J. Chem. Soc., Perkin Trans. I
VOL: PAGE : 147 -153 (1983)
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[9164]
AUTHOR:Itoh,T., Tamura,T., Mitsuhashi,T., and Matsumoto,T.
TITLE:Sterols of Liliaceae.
JOURNAL:Phytochemistry
VOL:16 PAGE : 140 -141 (1977)
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[9165]
AUTHOR:Salt,T.A., Xu,S., Patterson,G.W., and Adler,J.H.
TITLE:Diversity of Sterol Biosynthetic Capacity in the Caryophyllidae.
JOURNAL:Lipids
VOL:26 PAGE : 604 -613 (1991)
[TOP]

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