FREMGANGSMAATE FOR SELEKTIV ANRIKNING AV EN FETTSYREBLANDING PAA DELTA6-FETTSYRER

For the selective enrichment with fatty acids, of which the first double bond is in the 6 position, of a starting material containing fatty acids of which the first double bond is in the 6 or 9 position, the starting material is treated with a saturated solution of urea in methanol with predetermine...

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Hauptverfasser: TRAITLER, HELMUT, STUDER, ALFRED
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STUDER, ALFRED
description For the selective enrichment with fatty acids, of which the first double bond is in the 6 position, of a starting material containing fatty acids of which the first double bond is in the 6 or 9 position, the starting material is treated with a saturated solution of urea in methanol with predetermined ratios of fatty acids to urea so as to separate the fatty acids, other than the DELTA 6 polyunsaturated fatty acids in the form of an insoluble inclusion complex. The enriched fractions obtained may be treated by high-performance liquid chromatography to isolate substantially pure gamma -linolenic acid. The enriched fractions, optionally recombined with glycerol, may be used in medicaments and in nutritive compositions or may even serve as starting product in the synthesis of dihomo- gamma -linolenic acid.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES
CANDLES
CHEMISTRY
DETERGENTS
ESSENTIAL OILS
FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS,OILS, OR FATTY ACIDS OBTAINED THEREFROM
FATTY ACIDS FROM FATS, OILS OR WAXES
FATTY ACIDS THEREFROM
METALLURGY
ORGANIC CHEMISTRY
PERFUMES
PRODUCING (PRESSING, EXTRACTION), REFINING AND PRESERVINGFATS, FATTY SUBSTANCES (e.g. LANOLIN), FATTY OILS AND WAXES,INCLUDING EXTRACTION FROM WASTE MATERIALS
title FREMGANGSMAATE FOR SELEKTIV ANRIKNING AV EN FETTSYREBLANDING PAA DELTA6-FETTSYRER
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