Orthoformic acid esters as pro-fragrances

US9981937B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Christian Kropf · Hilden, DE
• Thomas Gerke · Goldkronach, DE
• Ursula Huchel · Cologne, DE
• Thomas Mueller · Zell am Harmersbach, DE
• Julian Papadopoulos · Goldkronach, DE

Key dates

• Filing date: Dec 8, 2015
• Grant date: May 29, 2018
• Expiry date: Dec 8, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11B9/0076
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The disclosure relates to special orthoformic acid esters of formula (I), as defined herein, which can be used as thermally labile and acid-labile fragrance storage substances. The disclosure further relates to detergents and cleaning agents, cosmetic agents and air freshening products containing such orthoformic acid esters, as well as to a method for lastingly fragrancing surfaces.