A cooling agent composition contains a 2,2,6-trimethylcyclohexanecarboxylic acid derivative represented by the following general formula (1). The symbol * represents an asymmetric carbon atom. X represents NH, N(ZAr
2
), O or S, Z represents a single bond or an alkylene group having 1 to 3 carbon atoms which may have a substituent, Ar
2
represents an aryl group having 6 to 20 carbon atoms which may have a substituent or an aromatic heterocyclic group having 2 to 15 carbon atoms which may have a substituent. Y each independently represents a methylene group which may have a substituent, and n represents an integer of 0 to 3. Ar
1
represents an aryl group having 6 to 20 carbon atoms which may have a substituent or an aromatic heterocyclic group having 2 to 15 carbon atoms which may have a substituent.
Isomer composition containing optically active ethyl trans-2,2,6-trimethylcyclohexylcarboxylate and fragrance composition containing the isomer composition
申请人:Takasago International Corporation
公开号:US20030207789A1
公开(公告)日:2003-11-06
A geometrical isomer composition excellent in odor and in chemical resistance, which is applicable to a base material containing a strongly alkaline chemical or a strongly acidic chemical, which can suppress the deterioration with time and the color change of the base material in the case that the material is exposed to light, and which also have highly palatable and unique fruity floral fragrance. The composition is produced by mixing 93 to 99% by weight of optically active ethyl trans-2,2,6-trimethylcyclohexylcarboxylate represented by Formula-1 or a mixture thereof and 7 to 1% by weight of optically active ethyl cis-2,2,6-trimethylcyclohexylcarboxylate represented by Formula-2 or a mixture thereof, respectively.
1
Ethyl (1R,6S)-2,2,6-trimethylcyclohexanecarboxylate, aroma chemical
申请人:Takasago International Corporation
公开号:US05288702A1
公开(公告)日:1994-02-22
Ethyl (1R,6S)-2,2,6-trimethylcyclohexanecarboxylate represented by formula (1) ##STR1## is disclosed. Also, an aroma chemical composition containing the same and a process of the production of the same are disclosed.
(E)-(R)-2-Alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-ol, process for preparing the same, and use thereof in perfume compositions
申请人:Takasago International Corporation
公开号:EP0829463A2
公开(公告)日:1998-03-18
An (E)-(R)-2-alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-ol represented by formula (I):
wherein R represents an alkyl group having 1 to 3 carbon atoms,
and a process for preparing the same comprising hydrogenating a corresponding (E)-(R)-2-alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-al in the presence of a ruthenium-phosphine complex as a catalyst, a base comprising an alkali metal or an alkaline earth metal, and an amine. The compound (I) has an excellent sandalwood oil odor.
Derivatives of 2,2,6-trimethylcyclohexane-carboxylate
申请人:TAKASAGO INTERNATIONAL CORPORATION
公开号:US10252975B2
公开(公告)日:2019-04-09
The present disclosure provides compounds that are derivatives of 2,2,6-trimethylcyclohexanecarboxylate. The disclosed compounds have useful flavor and fragrance characteristics. The present disclosure also provides flavor and fragrance compositions.