| 摘要 |
The present invention relates to 2,2,4-trimethyl-penten-1-yl compounds of formulas (I) and (II) wherein each R is, independently, H, or a substitued or unsubstituted C1-C6 alkyl, C2-C6 alkenyl, C6-C12 aryl, or C7-C18 alkylaryl, in particular 2,2,4-trimethyl-pent-3-en-1-yl isobutyrate and 2,2,4-trimethyl-pent-4-en-1-yl isobutyrate, and their use in novel fragrance and flavor compositions. |
