DECOMPOSITION OF LINOLEIC-ACID HYDROPEROXIDES BY RADICALS .1. STRUCTURES OF PRODUCTS OF METHYL 13-HYDROPEROXY-CIS, TRANS-9,11-OCTADECADIENOATE

被引:33
作者
SCHIEBERLE, P [1 ]
TSOUKALAS, B [1 ]
GROSCH, W [1 ]
机构
[1] DEUTSCHE FORSCHUNGSANSTALT LEBENSMITTELCHEM,D-8046 GARCHING,FED REP GER
来源
ZEITSCHRIFT FUR LEBENSMITTEL-UNTERSUCHUNG UND-FORSCHUNG | 1979年 / 168卷 / 06期
关键词
D O I
10.1007/BF01479259
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
Methyl 13-hydroperoxy-cis,trans-9,11-octa-decadienoate (LMPO) was incubated with di-t-butyl peroxyoxalate for 3 h at 38 °C. In the presence of oxygen LMPO decomposed to numerous products among which were methyl 13-oxo-trans,trans-9,11- and methyl 9-oxo-trans,trans-10,12-octadecadienoate, methyl 13-oxo-trans-9,10-epoxy-trans-11-and methyl 9-oxo-trans-12,13-epoxy-trans-10-octadecenoate, methyl 9-hydroxy-trans-12,13-epoxy-trans-10-and methyl 13-hydroxy-trans-9,10-epoxy-trans-11-octadecenoate. Flushing the reaction system with nitrogen reduced the breakdown of LMPO and altered the reaction route in such a manner that a dimethyloctadecadienoate peroxide appeared as the major product. © 1979 J. F. Bergmann Verlag.
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页码:448 / 456
页数:9
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