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epimer
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epimer — EPIMÉR s.m. (chim.) Fiecare dintre cei doi izomeri ai unei monozaharide. [< fr. épimère]. Trimis de LauraGellner, 13.09.2007. Sursa: DN EPIMÉR s. m. fiecare dintre cei doi izomeri ai unei monozaharide, care diferă între ei prin configuraţia… … Dicționar Român
Epimer — Als Epimer bezeichnet man in der Chemie: ein Paar von Diastereoisomeren eines Moleküls, siehe Isomerie#Diastereomerie in der Biologie: eine Platte des Chitinskeletts der Gliederfüßer Diese Seite ist eine Begriffsklä … Deutsch Wikipedia
epimer — noun Etymology: epi + isomer Date: circa 1911 either of two stereoisomers that differ in the arrangement of groups on a single asymmetric carbon atom (as the first chiral center of a sugar s carbon chain) • epimeric adjective … New Collegiate Dictionary
Epimer — In chemistry, epimers are diastereomers that differ in configuration of only one stereogenic center. Diastereomers are a class of stereoisomers that are non superimposable, non mirror images of one another, unlike enantiomers which are non… … Wikipedia
epimer — Diastereomeric monosaccharides that have opposite configurations of a hydroxyl group at only one position, eg. D glucose and D mannose … Dictionary of molecular biology
epimer — epimeric /ep euh mer ik/, adj. /ep euh meuhr/, n. Chem. either of a pair of isomeric aldose compounds, esp. of certain sugars, that differ from each other in the positions of the H and OH at the second atom from the end of the carbon chain, as d… … Universalium
epimer — One of two molecules (having more than one chiral center) differing only in the spatial arrangement about a single chiral atom; e.g., α d glucose and α d galactose (with respect to carbon 4). See sugars. Cf.:anomer. [epi + G. meros, part] * * *… … Medical dictionary
Epimer — E|pi|mer [Kurzw. aus ↑ epi (2) u. ↑ Isomer], das; s, e, fachspr. auch: E|pi|me|re, das; n, n: Bez. für diastereoisomere Verb. (↑ Diastereoisomerie), die an einem von zwei oder mehreren ↑ asymmetrischen Atomen (Chiralitätszentren) eine… … Universal-Lexikon
epimer — n. type of aldose compound (Chemistry) … English contemporary dictionary
epimer — [ ɛpɪmə] noun Chemistry each of two isomers with different configurations of atoms about one of several asymmetric carbon atoms present. Derivatives epimeric mɛrɪk adjective epimerism ɪ pɪm , ɛ noun … English new terms dictionary
