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Effect of Fatty Acid Unsaturation on Phytosteryl Ester Degradation.

Journal of the American Oil Chemists' Society (2017-05-10)
Marianna Raczyk, Dominik Kmiecik, Roman Przybylski, Magdalena Rudzińska
ABSTRACT

This study examined the thermo-oxidative degradation of stigmasterol fatty acids esters. Stigmasterol stearate, oleate, linoleate and linolenate were synthesized by chemical esterification and their purity evaluated by

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Linoleic acid, ≥98%
Sigma-Aldrich
Linolenic acid, ≥99%
Sigma-Aldrich
Cholesteryl stearate, 96%
Sigma-Aldrich
Pyridine, anhydrous, 99.8%