LBF18206HO03

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Latest revision as of 09:00, 1 October 2008



Upper classes



LBF18206HO03.png
Structural Information
Systematic Name 9-Hydroxy-10,12-Octadecadienoic Acid/9-Hydroxy-10,12-Octadecadienoate
Common Name
Symbol
Formula C18H32O3
Exact Mass 296.23514489
Average Mass 296.44488
SMILES CCCCCC=CC=CC(O)CCCCCCCC(O)=O
Physicochemical Information
Melting Point
Boiling Point
Density
Optical Rotation
Reflactive Index
Solubility
Spectral Information
Mass Spectra GC-EI-MS(after methanolysis and trimethylsilylation)<<8059/8018/8012>>: m/e=382[M], 367[M-CH3], 351[M-OCH3], 311[M-(CH2)4CH3], 225[M-(CH2)7COOCH3], GC-EI-MS(after methanolysis, hydrogenation and trimethylsilylation)<<8059>>, GC-EI-MS(after methanolysis and hydrogenation)<<8064>>
UV Spectra Methyl ester: l/max=231, 233, 234nm <<8071>>
IR Spectra Methyl ester: trans, trans isomer: trans, trans conjugated diene(985cm-1), free OH(3600cm-1), bonded OH(3695-3318cm-1), trans, cis isomer: trans, cis conjugated diene(990, 968cm-1), olefinic(3005cm-1), free OH(3600cm-1), bonded OH(3700-3160cm-
NMR Spectra 1H-NMR(methyl ester): trans, trans olefinic protons(5.41ppm), trans,cis olefinic protons(5.91ppm), C9(4.15-4.20ppm), C14(2.07-2.10ppm)<<8017/8071>>
Chromatograms




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