Claims
- 1. A process for augmenting or enhancing the grapefruit aroma or taste of a foodstuff which comprises adding thereto from about 0.002 ppm up to about 50 ppm by weight of said foodstuff of at least one norbornane derivative defined according to the structure: ##STR105## wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond and wherein R.sub.2 is methyl or hydrogen; R.sub.6 is methyl or hydrogen; R.sub.1, R.sub.3, or R.sub.7 represent methyl or hydrogen, with the proviso that one of R.sub.1, R.sub.3 and R.sub.7 represents methyl and the other two of R.sub.1, R.sub.3 and R.sub.7 represent hydrogen; wherein R.sub.4 and R.sub.5 are the same or different and each represents hydrogen or C.sub.1 -C.sub.3 lower alkyl.
- 2. The process of claim 1 wherein the norbornane derivative has the structure: ##STR106##
- 3. A composition for augmenting or enhancing the grapefruit flavor of a foodstuff comprising (i) from about 0.005% up to about 5% by weight of said flavor of at least one norbornane derivative defined according to the structure: ##STR107## wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond and wherein R.sub.2 is methyl or hydrogen; R.sub.6 is methyl or hydrogen; R.sub.1, R.sub.3, or R.sub.7 represent methyl or hydrogen, with the proviso that one of R.sub.1, R.sub.3 and R.sub.7 represents methyl and the other two of R.sub.1, R.sub.3 and R.sub.7 represent hydrogen; wherein R.sub.4 and R.sub.5 are the same or different and each represents hydrogen or C.sub.1 -C.sub.3 lower alkyl, the remainder of said composition being (ii) at least one adjuvant selected from the group consisting of:
- Grapefruit oil;
- Bergamot oil;
- Citral;
- Amyl alcohol; and
- 5-Phenyl 4-Pentenal.
Parent Case Info
This application is a divisional of application for U.S. Patent, Ser. No. 206,632 filed on Nov. 13, 1980, which in turn, is a continuation-in-part of application for U.S. Patent, Ser. No. 152,188 filed on July 17, 1980, now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4136208 |
Light et al. |
Jan 1979 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
220061 |
May 1958 |
AUX |
Divisions (1)
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Number |
Date |
Country |
Parent |
206632 |
Nov 1980 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
152188 |
Jul 1980 |
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