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Steroid


DATA No : SST9117 INFORMANT : Etsuko Yasugi

NAME : (22E)-5a-cholest-22En-3b-ol

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


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BIOLOGICAL ACTIVITY

PHYSICAL AND CHEMICAL PROPERTIES
MELTING POINT:121degC, acetate 106degC (Ref. 9190)

BOILING POINT:

REFRACTIVE INDEX:

OPTICAL ROTATION:+12deg, acetate 0deg (Ref. 9190)

DENSITY:

SOLUBILITY:
SPECTRAL DATA
UV SPECTRA:

IR SPECTRA:

NMR SPECTRA:acetate:1H-NMR(CDCl3):3-CH=4.68(M), 18-CH3=0.66(S), 19-CH3=0.82(S), 21-CH3=0.99(D), 22-CH=5.2-5.32(M), 23-CH=5.2-5.32(M), 26-CH3=0.86(D), 27-CH3=0.85(D) (Ref. 9189)

MASS SPECTRA:free : 386[M+](25%),302(100%),287(35%),273(85%),257(91%),255(25%),233(13%),215(25%),201(13%) (Ref. 9106) acetate : 428[M+](35%),368(25%),344(65%),327(15%),315(35%),284(35%), 269(18%),257(100%),255(36%) (Ref. 9188)

OTHER SPECTRA:
CHROMATOGRAM DATA

SOURCE
Porifera(Axinella cannabina) (Ref. 9149), scallop(Patinopecten yessoensis) (Ref. 9190), Porifera(Hymeniacidon perleve) (Ref. 9188), Holoturoidea(Stichopus japonicus) (Ref. 9191)
CHEMICAL SYNTHESIS

METABOLISM

GENETIC INFORMATION

NOTE

REFERENCES
[9106]
AUTHOR:Akihisa,T. and Tamura,T.
TITLE:Unpublished observations.
JOURNAL:
VOL: PAGE : - (1990)
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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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[9188]
AUTHOR:Erdman,T.R., and Thomson.R.H.
TITLE:Sterols from the Sponges Cliona Celata Grant and Hymeniacidon Perleve Montagu..
JOURNAL:Tetrahedron
VOL:28 PAGE : 5163 -5173 (1972)
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[9189]
AUTHOR:Kalinovskaya,N.I., Kuznetsova,T.A., Popov,A.M., Antoniv,S.A., and Elyakov,G.B.
TITLE:Steroid Metabolites of the Far Eastern Holothurian Stichopus Japonicus Selenka..
JOURNAL:Comp. Biochem. Physiol.
VOL:76 PAGE : 167 -171 (1983)
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[9190]
AUTHOR:Kobayashi, M., and Mitsuhashi, H.
TITLE:Marine sterols. VI(1). Sterols of the scallop, Patinopecten yessoensis PubMed ID:1209689
JOURNAL:Steroids.
VOL:26 PAGE : 605-624 (1975)
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[9191]
AUTHOR:Kalinovskaya,N.I., Kuznetsova,T.A., and Elyakov,G.B.
TITLE:Sterol Composition of Pacific Holothurian Stichopus Japonicus Selenka.
JOURNAL:Comp. Biochem. Physiol.
VOL:74 PAGE : 597 -601 (1983)
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Last updated June 19, 2007. Copyright © 1989-2007 Japanese Conference on the Biochemistry of Lipids (JCBL). All rights reserved.