Patent · US Expired

Perfume compositions containing cis- and trans-trimethylcyclohexylethyl ethers

US4130509A · kind A · utility

5Cited by

4References

4Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien (Henkel KGAA) · DE

Inventors

Jens Conrad · Hilden, DE
Klaus Bruns · Uerdingen, DE
Peter Meins

Key dates

Filing date	Dec 21, 1977
Grant date	Dec 19, 1978
Priority date	—
Expiry date	Dec 21, 1997

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/16
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A perfumery composition consisting essentially of from 1% to 50% by weight of cis- and trans-trimethylcyclohexylethyl ethers of the formulae: ##STR1## and the remainder customary constituents of perfumery compositions; and a process for producing trans-3,3,5-trimethylcyclohexylethyl ether by means of hydrogenation of 3,3,5-trimethylcyclohexenylethyl ether with dry nickel catalysts at a temperature of 150.degree.-200.degree. C and at 10-200 bar hydrogen pressure and processing of the hydrogenation product in the conventional manner.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.