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Either of a pair of molecules that are mirror images but cannot be superimposed on each other, and that rotate the plane of polarized light by an equal amount in opposite directions. Also called enantiomorph, optical isomer.

[Greek enantios, opposite; see ant- in Indo-European roots + -mer, isomer.]

en·an′ti·o·mer′ic (-mĕr′ĭk) adj.


(Chemistry) chem a molecule that exhibits stereoisomerism because of the presence of one or more chiral centres


(ɪˈnæn ti ə mər)

either of a pair of optical isomers that are mirror images of each other.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.enantiomer - either one of a pair of compounds (crystals or molecules) that are mirror images on each other but are not identical
chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
References in periodicals archive ?
Our complexes deliver both high activity and selectivity in metathesis transformations, enabling efficient Z-selective cross-metathesis, as well as enantioselective reactions.
4, 2015 /PRNewswire/ -- Chiral Technologies, part of DAICEL CORPORATION, the global market leader in enantioselective chromatography, is pleased to announce the acquisition of the assets of Diffinity Genomics of West Henrietta, N.
In addition, recyclable ionic liquid-functionalized chiral BrAonsted acids and the effect of traditional ionic liquids as the additives or solvents will be first studied in enantioselective C(sp3)-H bond activation.
The chiroptical properties make these materials suitable for chiral chromatographic separations, chiral catalytic systems, liquid crystals for nonlinear optical devices, electrodes for enantioselective recognition for performing bioelectro synthesis, selective membranes, microwave absorbents, optical switches, and biomedical equipments [4-6].
Progress towards the total enantioselective syntheses of hamigeromycin b and deoxyhamigeromycin b.
The first examples for preparative-scale enantioselective or diastereoselective epoxide hydrolyses using microorganisms.
Relaxing substrate specificity in antibody-catalyzed reactions: enantioselective hydrolysis of N-Cbz-amino acid esters.
Enantioselective synthesis of S-equol from dihydrodaidzein by a newly isolated anaerobic human intestinal bacterium.
The last few chapters explore the hot topics of enantioselective reduction, cascade reactions forming multiple new bonds, and natural product synthesis.
With his research group centered at EPF Lausanne, Cramer is working in the field of enantioselective metal-catalyzed transformations and their implementation for the synthesis of complex biologically active molecules.
The catalysts enable the enantioselective transfer hydrogenation of ketones to alcohols, an important step in the synthesis of many pharmaceutical compounds.