QUANTITATION OF POTENT ODORANTS OF VIRGIN OLIVE OIL BY STABLE-ISOTOPE DILUTION ASSAYS

被引:143
作者
GUTH, H [1 ]
GROSCH, W [1 ]
机构
[1] DEUTSCHE FORSCHUNGSANSTALT LEBENSMITTELCHEM,LICHTENBERGSTR 4,W-8046 GARCHING,GERMANY
关键词
CAPILLARY GAS CHROMATOGRAPHY; ISOTOPE DILUTION ASSAY; MASS SPECTROMETRY; ODOR ACTIVITY VALUE; ODORANT; ODOR EVALUATION; QUANTITATION;
D O I
10.1007/BF02542586
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The potent odorants of four olive oil samples differing in flavor were quantitated, and their odor activity values (OAVs) were calculated by dividing the concentrations of the odorants in the oil samples by the flavor threshold values in the oil. The odorants with higher OAVs were contrasted with the different notes of the flavor profiles of the olive oils. It was concluded that the following compounds contributed mainly to the flavor notes given in parentheses: (Z)3-hexenal (green), ethyl 2-methylbutyrate, ethyl isobutyrate, ethyl cyclohexanoate (fruity), (Z)-2-nonenal (fatty) and 4-methoxy-2-methyl-2-butanethiol (blackcurrant-like). The results showed that the calculation of OAVs is an approach to objectify the flavor differences of olive oil samples.
引用
收藏
页码:513 / 518
页数:6
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