ester

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ester

 [es´ter]
a compound formed from an alcohol and an acid by removal of water.

es·ter

(es'tĕr),
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus, etc.; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group; usually written as in ethyl acetate (from acetic acid and ethyl alcohol), CH3CO-OC2H5 or CH3COOC2H5.

ester

/es·ter/ (es´ter) a compound formed from an alcohol and an acid by removal of water.

ester

[es′tər]
Etymology: Ger, Essigäther, acetic ether
a class of chemical compounds formed by the bonding of an alcohol and one or more organic acids, with the loss of a water molecule for each ester group formed. Fats are esters, produced by the bonding of fatty acids with the alcohol glycerol.

es·ter

(es'tĕr)
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group.

ester

a compound formed from an alcohol and an acid.

es·ter

(es'tĕr)
An organic compound containing the grouping, -X(O)-O-R (X = carbon, sulfur, phosphorus; R = radical of an alcohol), formed by the elimination of H2O between the -OH of an acid group and the -OH of an alcohol group.

ester (es´tur),

n a compound formed from alcohol and an acid.
ester linkage,
n the bonding between fatty acids and glycerol that characterizes true fats.

ester

chemical combination of an alcohol and an acid. In domestic animals the most common linkage is glycerol with fatty acid to form glycerides.

Patient discussion about ester

Q. Does anyone know an over the counter alternative to Lovaza, omega-3 acid ethyl esters? too expensive at Dr

A. there are all sort of companies that sell Omega-3, i buy from a company named Alsepa, but there are dozens of companies. but don't be tempted to buy a very cheap one, because they can be less purified.

More discussions about ester
References in periodicals archive ?
Diesters: Diesters cause sludge, which can become costly by reducing compressor efficiency.
The concentration of humic P was correlated with that of all other P types, but correlations were strongest with diester P, lipid P and phytate.
Sandpipers (Scolopacidae) switch from monoester to diester preen waxes during courtship and incubation, but why?
Diester entered the season ninth on the Mustangs' career list in 3-point percentage at .
According to spokesman Chuck Diester, Minnis was barred from paying members' travel expenses or an $86 per diem for meals and lodging because without the Senate's participation, it wasn't considered a special session.
As breeding season approached, the birds stopped producing a wax made of molecules known as monoesters and secreted a more viscous diester wax.
Molykore Compressor and Vacuum Fluids are comprised of unique formulations of synthetic polyalpha olefin (PAO), polyalkylene glycol/polyolester (PAG/POE), polyolester (POE), diester (DE), and ultra high-purity mineral oils that meet or exceed performance characteristics for all comparable OEM fill products.
Comparison of the results for fragmentation of different diesters of MMA demonstrated that the n-butyl derivative provided the best specificity for MMA vs SA, whereas the n-amyl derivative showed better sensitivity but less specificity than the n-butyl diester (Fig.
A higher quantity was isolated from the flowers using the normal separations methods making it possible to identify the known diester 10.
An interesting example of a medium ring with torsional constraint groups was presented by the observation that the nine-membered ring, cyclic ethylene glutaramide, could be made by reaction of ethylenediamine and a diester of glutaric acid in a heated solution of an oxygen-containing solvent (Lippert & Reid 1939).
It is the product of the transesterification reaction between ethylene glycol and the methyl diester of naphthalic acid.
Also outside Compiegne we had the opportunity of visiting Robbe, a company that specializes in processing technical oils, in particular colza oil to make Diester, the `diesel' fuel for vehicles.