GlcNAca/b1-3Xyla-4Galb1-3GalNAca1-4(NeuAc?1-2NeuGc4Mea1-3)GalNAcb1-4(EtnP-6)GlcNAcb1-3Manb1-4Glcb1-1Cer
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Structural Information
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12,13-Epoxy-9-Octadecenoic Acid
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Formula
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C18H32O3
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Exact Mass
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296.23514489
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Average Mass
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296.44488
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SMILES
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C(C(CC=CCCCCCCCC(O)=O)1)(CCCCC)O1
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Physicochemical Information
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Spectral Information
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Mass Spectra
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GC-EI-MS(after solvolysation-trimethylsilylation in MeOH)<<8018/8062/8071>>: 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]
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UV Spectra
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IR Spectra
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Trans olefin(960cm-1), cis olefin(720cm-1), trans epoxide(885cm-1), cis epoxide(840 and 820cm-1)<<8071>>
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NMR Spectra
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1H-NMR<<8071>>: C8(2.01ppm), C9, 10(5.45ppm), C2, 11(2.29ppm), C12, 13(2.91ppm), J9-10= 10Hz(cis olefin)
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Other Spectra
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Chromatograms
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