Perfume compositions with 4-isopropyl-5,5-dimethyl-1,3-dioxane

US4146506A · kind A · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien (Henkel KGAA) · DE

Inventors

• Klaus Bruns · Uerdingen, DE
• Jens Conrad · Hilden, DE
• Peter Meins
• Hinrich Moller · Monheim, DE
• Harald Schnegelberger · Leichlingen, DE

Key dates

• Filing date: Oct 21, 1977
• Grant date: Mar 27, 1979
• Expiry date: Oct 21, 1997

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D319/06
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A perfumery composition consisting essentially of from 1% to 50% by weight of a 4-isopropyl-5,5-dimethyl-1,3-dioxane of the formula ##STR1## wherein R.sub.1 and R.sub.2 are individually members selected from the group consisting of hydrogen, alkyl having from 1 to 3 carbon atoms and cyclopropyl, and the remainder customary constituents of perfumery compositions; as well as novel 4-isopropyl-5,5-dimethyl-1,3-dioxanes of the above formula wherein both R.sub.1 and R.sub.2 are not simultaneously hydrogen.