| abstract |
(57) [Problem] To provide a cyclopentanone compound useful as a novel fragrance having a floral fragrance and a fragrance composition containing the compound. A 2,5-disubstituted cyclopentanone compound represented by the following general formula (1) and a fragrance composition containing at least one of the compounds. Embedded image (Wherein, R 1 is an alkyl group having 4 to 7 carbon atoms, 7 represents an alkylidene group, a cyclohexyl group or a cyclohexylidene group, and R 2 represents an alkyl group having 4 to 7 carbon atoms; Represents an alkylidene group having 4 to 7 carbon atoms, a cyclopentyl group, a cyclopentylidene group, a cyclohexyl group or a cyclohexylidene group, wherein R 3 and R 4 each independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; And -Y is Represents -OH or = O. ) |