ester

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ester

 [es´ter]
a compound formed from an alcohol and an acid by removal of water.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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.
Farlex Partner Medical Dictionary © Farlex 2012

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.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

ester

a compound formed from an alcohol and an acid.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

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.
Medical Dictionary for the Dental Professions © Farlex 2012

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.

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References in periodicals archive ?
With glycopyranosyl amines and monoester in hand, it was decided to use coupling reagents to form peptides 5a-e.
[sup.31]P NMR spectra showed the presence of orthophosphate, pyrophosphate, phosphate monoesters, and diesters, while phosphonates and polyphosphates were not detected in any of the NaOH-EDTA crop residue extracts (Figures 1, 2, and 3).
As shown in Figure 1, in total, 50 compounds were detected with GC/MS, which included alkanes, alkenes, alcohols, acids, amines, ketones, monoesters, and diesters, and were displayed in Table 1.
Exposure to phthalates in neonatal intensive care unit infants: urinary concentrations of monoesters and oxidative metabolites.
The majority of the remaining [sup.31]P was detected in the monoester region (5.4-3.0 ppm) of the [sup.31]P NMR spectra as a mixture of sharp peaks along with a broad spectral feature.
DNA damage in human sperm is related to urinary levels of phthalate monoester and oxidative metabolites.
Preparation and properties of vesicles (niosomes) of sorbitan monoesters (Span 20, 40, 60 and 80) and a sorbitan triester (Span 85).
[73.] Yutaka W, Eiji E, Masanao J, Ozaki S (1993) Phosphonium salt methodology for the synthesis of phosphoric monoesters and diesters and its application to selective phosphorylation.
The final composition of product was shown in Figure 1 that contains triester (TE), diester (DE) and monoester (ME).
Glucuronidation patterns of common urinary and serum monoester phthalates metabolites.
Zhao, "Mechanismic investigation on the cleavage of phosphate monoester catalyzed by unsymmetrical macrocyclic dinuclear complexes: the selection of metal centers and the intrinsic flexibility of the ligand," Inorganic Chemistry, vol.
[4] described the method of producing monoester polyol (PKO-p) from palm kernel oil (PKO).