| 摘要 |
Discribed is a process for the preparation of C2-C5 alkyl esters of C4-C5 carboxylic acids defined according to the structure: <IMAGE> by means of fermentation of one or more C5-C6 amino acids defined according to the structure: <IMAGE> in the presence of a C2-C5 alcohol according to the reaction: <IMAGE> +TR <IMAGE> wherein R1, R2 and R3 each represent hydrogen or methyl with the proviso that at least one of R1, R2 and R3 represents methyl and wherein R represents C2-C5 alkyl and wherein R is the same as R'. Also described are the products produced according to such process as well as their organoleptic utilities for augmenting or enhancing the aroma or taste of consumable materials selected from the group consisting of perfume compositions, colognes, perfumed articles, foodstuffs, chewing gums, medicinal products, toothpastes, chewing tobaccos and smoking tobaccos.
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