LBF18107MO01

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Upper classes



LBF18107MO01.png
Structural Information
Systematic Name 13-Hydroxy-9,10-Dimethoxy-11-Octadecenoic Acid
Common Name
Symbol
Formula C20H38O5
Exact Mass 358.271924326
Average Mass 358.51272
SMILES C(CCC(O)C=CC(C(OC)CCCCCCCC(O)=O)OC)CC
Physicochemical Information
Melting Point
Boiling Point
Density
Optical Rotation
Reflactive Index
Solubility
Spectral Information
Mass Spectra GC-EI-MS(after methanolysis and trimethylsilylation)<<8070>>: m/e=201[CHOCH3(CH2)7COOCH3](standard peak), 243[M-201] 173[SMTO=CH(CH2)4CH3]
UV Spectra
IR Spectra Methyl ester(CS2)<<8070>>: trans olefin(973-970cm-1), OH(3600 and 3440cm-1)
NMR Spectra 1H-NMR(methyl ester; CDCl3, 300MHz)<<8070>>: C9(3.15-3.19ppm), C10(3.58-3.62ppm), C11(5.55-5.58ppm), C12(5.71ppm), C13(4.15ppm), C9OCH3(3.27-3.29ppm), C10OCH3(3.40-3.41ppm), J11-12=15.7Hz(trans unsaturation)
Chromatograms




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