| abstract |
The invention relates to a compound of general formula (I) with or without the double bond illustrated by the dotted line. In formula (I), X is a CHO, CH2OH, CH2OC(O)R or CH(OR)2 group, and R represents a linear or branched C1-C5 alkyl or alkenyl chain. The invention also relates to the synthesis method for said compound, and especially the 6,8-dimethyl-non-7-enal (1) prepared by the hydroformylation of the 5, 7-dimethyl-octa-1,6-diene. The invention further relates to compositions containing the compounds of formula (I). Due to the odorant properties thereof, said compounds are highly useful in perfumery, especially for cosmetic products and household products. |