2,4-disubstituted and 2,2,4-trisubstituted tetrahydropyranyl-4-ethers, process for preparing same and perfumery uses thereof

Described are 2,4-disubstituted and 2,2,4-trisubstituted tetrahydropyranyl-4-ethers defined according to the generic structure: wherein R' represents methyl or ethyl; R1 and R2 taken alone are the same or different hydrogen, phenyl, C1-C8 alkyl or C2-C8 alkenyl (with the proviso that R1 and R2 are not both hydrogen) and R1 and R2 taken together represent C5-C12 cycloalkyl or alkyl cycloalkyl, and reaction products containing said 2,4-disubstituted and 2,2,4-trisubstituted tetrahydropyranyl-4-ethers taken alone or taken further together in admixture with compounds defined according to the generic structure: wherein in the compounds defined according to the structure: one of the dashed lines in the moiety: represents a carbon-carbon double bond and each of the other dashed lines represent carbon-carbon single bonds; and R1' and R2' taken alone or taken together are defined in the same manner that R1 and R2 are defined, supra; and organoleptic uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including but not limited to bleach compositions, solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfume polymers, fabric softener compositions, fabric softener articles, cosmetic powders and hair preparations.