[EN] SELECTIVE CATALYTIC ALKENE ISOMERIZATION FOR MAKING FRAGRANCE INGREDIENTS OR INTERMEDIATES<br/>[FR] ISOMÉRISATION CATALYTIQUE SÉLECTIVE D'ALCÈNE POUR LA PRODUCTION D'INGRÉDIENTS OU D'INTERMÉDIAIRES DE PARFUM
申请人:[en]INTERNATIONAL FLAVORS & FRAGRANCES INC.
公开号:WO2022203964A2
公开(公告)日:2022-09-29
This disclosure relates to a process for making fragrance ingredient or fragrance intermediate which involves isomerizing a starting material comprising a terminal alkene to form a product comprising an internal alkene in the presence of a ruthenium catalyst at a temperature of at least about 120 ºC.
Decenal mixtures and their use in perfume compositions
申请人:Narula Anubhav P. S.
公开号:US08461100B1
公开(公告)日:2013-06-11
The present invention relates to a novel decenal mixture and the incorporation and use of this mixture as a fragrance material. The novel decenal mixture contains decenals that are represented by the formula set forth below:
wherein the broken line represents one double bond and two single bonds.