1,1'-((3,7-Dimethyl-6-octenylidene)bis(oxy))bisisotridecane 67923-82-4 Citronellal diisotridecyl acetal Citronellal diisotridecylacetal EINECS 267-786-7 Isotridecane, 1,1'-((3,7-dimethyl-6-octenylidene)bis(oxy))bis-