Sentence examples for by direct esterification of from inspiring English sources

It was produced by direct esterification of oleic acid with glycerol using immobilized Staphylococcus simulans lipase.

This work describes a systematic process design for triethyl citrate production by direct esterification of citric acid with ethanol via simultaneous reaction-separation technologies.

Immobilized lipase from Rhizomucor miehei (Lipozyme IM-20) was used for the synthesis of isobutyl isobutyrate by direct esterification of isobutyric acid and isobutyl alcohol.

The enzymatic synthesis of ethyl oleate by direct esterification of oleic acid and ethanol in solvent-free media has been studied.

A variety of polyhydroxybenzoates of retinol were prepared either by base-catalysis or by direct esterification of retinol and screened for such desirable properties by analyzing the in vitro biological activity of the hybrids.

The production of biodiesel by direct esterification of fatty acids that can be obtained from the oil and soap industrial sector in huge quantities each year (around 16 thousand tons) may be a proper solution to this problem.

1,3-dihydroxyphenylacetoyl-sn-Glycerol (1,3-di-HPA-Gly), labeled as "natural" compound with interesting biological properties, has been successfully synthesized for the first time in good yield by a direct esterification of glycerol (Gly) with p-hydroxyphenylacetic acid (p-HPA) using immobilized Candida antarctica lipase as a biocatalyst.

Response surface methodology (RS M and 5-level-4-factor central-composite rotatable design (CCRD) were employed to evaluate the effects of synthesis parameters, such as reaction temperature (30 70°C), reaction time (24 72 hours), substrate molar ratio of caffeic acid to 2-phenylethanol (1 10 1 90) and enzyme amounts (100 500 PLU) on percentage conversion of CAPE by direct esterification.

Response surface methodology (RSM) and 5-level-4-factor central-composite rotatable design (CCRD) were employed to evaluate the effects of the synthesis parameters, such as reaction temperature (40 80 °C), reaction time (24 72 h), substrate molar ratio of caffeic acid to octanol (1 20 1 100), and enzyme amounts (100 500 PLU) on the percentage conversion of OC by direct esterification.

Based on the aspects mentioned above, the main objective of this work was to fast synthesize of 1,3-DAG by direct esterification using Lecitase® Ultra as a catalyst.

The results showed that Lecitase® Ultra catalyzed a fast synthesis of 1,3-DAG by direct esterification in a solvent-free medium.