LBF18109EO01: Difference between revisions

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(脂肪酸)
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Upper classes: LB LBF



12,13-Epoxy-9-Octadecenoic Acid
LBF18109EO01.png
Structural Information
12,13-Epoxy-9-Octadecenoic Acid
  • 12,13-Epoxy-9-Octadecenoic Acid
Formula C18H32O3
Exact Mass 296.23514489
Average Mass 296.44488
SMILES C(C(CC=CCCCCCCCC(O)=O)1)(CCCCC)O1
Physicochemical Information
A major secondary product by autooxidation in a lipid film of linoleate Wu_GS et al.;>. A bitter substance in lecithin Sessa_DJ et al.;>.
Spectral Information
Mass Spectra GC-EI-MS(after solvolysation-trimethylsilylation in MeOH) KleimanRet al. Wu_GS et al. Sessa_DJ et al.: m/e= 299[SNTO=CH-CH2-CH=CH(CH2)7COOCH3], 217[CH3(CH2)4CH(OCH3)CHOTMS], 195[OHCCH2CH=CH(CH2)7CO], 173[ SMTO=CH(CH2)4CH3]
UV Spectra
IR Spectra Trans olefin(960cm-1), cis olefin(720cm-1), trans epoxide(885cm-1), cis epoxide(840 and 820cm-1) Sessa_DJ et al.
NMR Spectra 1H-NMR Sessa_DJ et al.: C8(2.01ppm), C9, 10(5.45ppm), C2, 11(2.29ppm), C12, 13(2.91ppm), J9-10= 10Hz(cis olefin)
Other Spectra
Chromatograms
Reported Metabolites, References
Biospecies ID Compound Name Reference Comment
n.a. LBF18109EO01 See above. Kato_T et al. 1986
n.a. LBF18109EO01 See above. Kleiman_R et al. 1973
n.a. LBF18109EO01 See above. Sessa_DJ et al. 1977
n.a. LBF18109EO01 See above. Wu_GS et al. 1977