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Guaiacol and its derivatives are commonly found in nature and are known for their characteristic smoky, clove-like and vanilla-like smells. However, there is no systematic investigation of the smell properties of structurally related guaiacol derivatives. In order to establish a comprehensive database on this olfactorily interesting substance class, odor thresholds in air and odor qualities of guaiacol...
The effect of human milk storage in the refrigerator has been investigated with regard to sensory changes and modifications to the molecular composition of the milk odour-active volatiles.In the present study, characteristic odorants from fat oxidation, known from previous studies, as well as free fatty acids were quantified as representative marker substances by means of stable isotope dilution assays...
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