2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde and derivatives and their use as aroma chemicals

US12319647B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Melanie WEINGARTEN · Ludwigshafen am Rhein, DE
• Wolfgang Siegel · Schifferstadt, DE
• Silke Weyland · Lampertheim, DE
• Ralf Pelzer · Rastenberg, DE

Key dates

• Filing date: Jul 8, 2020
• Grant date: Jun 3, 2025
• Expiry date: Apr 30, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2601/16
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde and derivatives thereof, to a process for preparing said compounds, to the use of 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof or of mixtures of said compounds or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof as aroma chemicals; to the use of 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof for modifying the scent character of a fragranced composition; to compositions containing 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof or a mixture of said compounds or a stereoisomer thereof or a mixture of two or more stereoisomers thereof; and to a method of preparing a fragranced composition or for modifying the scent character of a fragranced composition, comprising incorporating 2-(2,4,5-trimethylcyclohex-2-en-1-yl)-acetaldehyde or a specific derivative thereof or a mixture of said compounds or a stereoisomer thereof or a mixture of two or more stereoisomers thereof into said composition.