esterification


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esterification

 [es-ter″ĭ-fĭ-ka´shun]
conversion of an acid into an ester by combination with an alcohol and removal of a molecule of water.

es·ter·i·fi·ca·tion

(es-ter'i-fi-kā'shŭn),
The process of forming an ester, as in the reaction of ethanol and acetic acid to form ethyl acetate.

esterification

the process of combining an organic acid (RCOOH) with an alcohol (ROH) to form an ester (RCOOR) and water.

es·ter·i·fi·ca·tion

(es-ter'i-fi-kā'shŭn)
The process of forming an ester, as in the reaction of ethanol and acetic acid to form ethyl acetate.

esterification

the formation of an ESTER.

esterification

conversion of an acid into an ester by combination with an alcohol and removal of a molecule of water.
References in periodicals archive ?
When compared to samples obtained through direct esterification, transesterification products presented higher thermal transition temperatures and average molecular weight, as it might be expected, indicating that the transesterification step was effective.
Esterification solution was prepared by addition of acid anhydride to a mixture of 50 mL C[H.
The steps involve acid esterification and alkaline transesterification reactions.
Reduction in water content was a factor in the increase in HHV for the treated LBF bio-oils in addition to the creation of esters in the bio-oil as a result of the esterification process.
Therefore, cellulose esterification was confirmed among NMSO-2-and NMSO-3-treated fabrics.
Therefore, when using oil or fat with high acidity in the production of biodiesel fuel, the usual transesterification process should be preceded by the esterification process of free fatty acids with the use of various types of acid catalysts (Ma, Hanna 1999; Srivastava, Prasad 2000).
It shows the fingerprint of high methoxyl pectin, with a degree of esterification higher than 50%.
Esterification of carboxylic acids by acid solution [2] has also been demonstrated.
It was mixed in appropriate proportions with an oleic acid glycerolysis product obtained by esterification of oleic acid (analytical grade, "Ecros", Russia) with glycerol (analytical grade, Penta, Czech Republic).
This second-generation or renewable diesel is essentially the same as today's diesel fuel but is produced from renewable sources and so can generally be used without the concerns or issues associated with soybean-based biodiesel using the esterification manufacturing process," said Suchecki.
The researchers determined the lipase activity at 400 MPa for the esterification of isoamyl acetate from isoamyl alcohol and acetic acid at temperatures ranging from 40 C to 80 C.
The pathways of RA synthesis, esterification and metabolism are activated, thus indicating that RA regulates its own bioavailability.