GlcNAca/b1-3Xyla-4Galb1-3GalNAca1-4(NeuAc?1-2NeuGc4Mea1-3)GalNAcb1-4(EtnP-6)GlcNAcb1-3Manb1-4Glcb1-1Cer
|
|
Structural Information
|
|
10-Ethoxy-9,13-Dihydroxy-11-Octadecenoic Acid
|
|
|
|
|
Formula
|
C20H38O5
|
Exact Mass
|
358.271924326
|
Average Mass
|
358.51272
|
SMILES
|
C(CCC(O)C=CC(C(O)CCCCCCCC(O)=O)OCC)CC
|
Physicochemical Information
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Spectral Information
|
Mass Spectra
|
GC-EI-MS(after methanolysis and trimethylsilylation)<<8013/8017>>: m/e=343[M-173], 259[SMTO=CH-(CH2)7COOCH3], 173[SMTO=CH-(CH2)4CH3]
|
UV Spectra
|
|
IR Spectra
|
Isolated trans olefin(980-978cm-1), ether alcohol CO stretch(1090cm-1), OH(3500-3420cm-1) <<8013/8071>>
|
NMR Spectra
|
1H-NMR: C9, 10(3.62ppm), C11, 12(5.63ppm), C13(4.12ppm), OH(5.6ppm), -OCH2CH3(1.16ppm), -OCH2CH3(3.44ppm)<<8013/8017>>
|
Other Spectra
|
|
Chromatograms
|
|