Esterification of farnesol in a mixture containing alpha-bisabolol, farnesol and optionally further components, comprises preparation of the mixture and adding nitrogen bases and benzoyl compound

• Main Author: SCHATKOWSKI, DIETMAR
• Format: Patent
• Language: English; German
• Published: 21.12.2006
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; APPARATUS THEREFOR; CHEMISTRY; FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; GENERAL METHODS OF ORGANIC CHEMISTRY; HUMAN NECESSITIES; METALLURGY; ORGANIC CHEMISTRY; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Esterification of farnesol in a mixture containing alpha-bisabolol, farnesol and optionally further components, comprises preparation of the mixture and adding nitrogen bases and benzoyl compound. Esterification of farnesol in a mixture containing alpha-bisabolol, farnesol and optionally further components, comprises preparation of the mixture and adding nitrogen bases and a compound of formula (I). R1, R2, R3, R4, R5 : H, 1-6 or more C alkyl or 1- 3 or more C alkoxy; and X : F, Cl, Br or I. An independent claim is included for a preparation of an alpha-bisabolol comprising transferring nerolidol to the alpha-bisabolol and farnesol containing product mixture and esterifying the farnesol in the product mixture. [Image]. Beschrieben wird ein Verfahren zum Verestern von Farnesol in einer Mischung, umfassend alpha-Bisabolol, Farnesol sowie gegebenenfalls weitere Bestandteile, mit folgenden Schritten: DOLLAR A -Bereitstellen oder Herstellen der besagten Mischung, DOLLAR A - Hinzufügen von (i) einer oder mehreren Stickstoffbasen und (ii) einer oder mehreren Verbindungen der Formel B, DOLLAR F1 worin DOLLAR A R1, R2, R3, R4 und R5 unabhängig voneinander H, verzweigtes oder unverzweigtes Alkyl mit 1, 2, 3, 4, 5, 6 oder mehr C-Atomen oder Alkoxy mit 1, 2, 3 oder mehr C-Atomen bedeuten und DOLLAR A X F, Cl, Br oder I bedeutet.