chiral center
noun Date: 1970 an atom especially in an organic molecule that has four unique atoms or groups attached to it

New Collegiate Dictionary. 2001.

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  • chiral center — n an atom esp. in an organic molecule that has four different atoms or groups attached to it * * * the center of dyssymmetry in a molecule, usually an atom with four different substituents (e.g., a carbon with four single bonds or the nitrogen of …   Medical dictionary

  • chiral center — noun a stereocenter …   Wiktionary

  • Chiral ligand — In chemistry a chiral ligand is a specially adapted ligand used for asymmetric synthesis. This ligand is an enantiopure organic compound which combines with a metal center by chelation to form an asymmetric catalyst. This catalyst engages in a… …   Wikipedia

  • chiral — Denoting an object, such as a molecule in a given configuration or conformation, that possesses chirality. A c. molecule has no plane, axis, or center of symmetry. * * * chi·ral kī rəl …   Medical dictionary

  • Chirality (chemistry) — L form redirects here. For the bacterial strains, see L form bacteria. Two enantiomers of a generic amino acid …   Wikipedia

  • Stereocenter — A stereocenter or stereogenic center is an atom, bearing groups such that an interchanging of any two groups leads to a stereoisomer.[1] A chirality center is a stereocenter consisting of an atom holding a set of ligands (atoms or groups of… …   Wikipedia

  • Asymmetric induction — (also enantioinduction) in stereochemistry describes the preferential formation in a chemical reaction of one enantiomer or diastereoisomer over the other as a result of the influence of a chiral feature present in the substrate, reagent,… …   Wikipedia

  • Topicity — Main article: stereochemistry In chemistry, topicity is the stereochemical relationship of substituents relative to the structure to which they are attached. Depending on the relationship, such groups can be heterotopic, homotopic, enantiotopic,… …   Wikipedia

  • Enantioselective synthesis — Enantioselective synthesis: Sharpless epoxidation Enantioselective synthesis, also called chiral synthesis, asymmetric synthesis or stereoselective synthesis, is organic synthesis that introduces one or more new and desired elements of… …   Wikipedia

  • Asymmetric synthesis — Asymmetric synthesis, also called chiral synthesis, enantioselective synthesis or stereoselective synthesis, is organic synthesis which introduces one or more new and desired elements of chirality. [GoldBookRef|title=asymmetric synthesis| file =… …   Wikipedia

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