ANALYSIS OF THE CONJUGATED TRIENOIC ACID CONTAINING OIL FROM FEVILLEA-TRILOBATA BY C-13 NUCLEAR MAGNETIC-RESONANCE SPECTROSCOPY

被引:42
作者
TULLOCH, AP [1 ]
BERGTER, L [1 ]
机构
[1] INST MILITAR ENGENHARIA, RIO DE JANEIRO 20000, BRAZIL
关键词
D O I
10.1007/BF02533436
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Oil of Fevillea trilobata has the composition palmitic acid 31%, stearic acid 12%, oleic acid 11%, linoleic acid 7%, cis,trans,cis 9,11,13-octadecatrienoic acid 30% and cis,trans,trans-9,11,13-octadecatrienoic acid 9%. The oil was analyzed and components identified by13C NMR spectroscopy; the composition was also confirmed by conventional methods. Assignment of13C NMR signals of conjugated trienoic acids is discussed and it is shown that mixtures of isomeric conjugated acids can be analyzed by this method. © 1979 American Oil Chemists' Society.
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页码:996 / 1002
页数:7
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