substituent effect

substituent effect
влияние заместителей

English-Russian dictionary of chemistre. 2014.

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  • Substituent — For other meanings see substitution. In organic chemistry and biochemistry, a substituent is an atom or group of atoms substituted in place of a hydrogen atom on the parent chain of a hydrocarbon. The terms substituent, side chain, group, branch …   Wikipedia

  • Polar effect — The Polar effect or electronic effect in chemistry is the effect exerted by a substituent on modifying electrostatic forces operating on a nearby reaction center. The main contributors to the polar effect are the inductive effect, mesomeric… …   Wikipedia

  • Mesomeric effect — See also: Resonance (chemistry) +M effect of a methoxy group in an ether …   Wikipedia

  • Inductive effect — In chemistry and physics, the inductive effect is an experimentally observable effect of the transmission of charge through a chain of atoms in a molecule by electrostatic induction.[1] The net polar effect exerted by a substituent is a… …   Wikipedia

  • Captodative effect — The captodative effect in chemistry is the effect on the stability of a carbon centred radical determined by the combined action of a captor (electron withdrawing) and a dative (electron releasing) substituent, both attached to the radical centre …   Wikipedia

  • Hammett equation — ; 1935; 17(1); 125 136 [http://pubs.acs.org/cgi bin/abstract.cgi/chreay/1935/17/i01/f pdf/f cr60056a010.pdf Abstract] ] .The basic idea is that for any two reactions with two aromatic reactants only differing in the type of substituent the change …   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

  • Kendall Houk — Infobox Scientist name = Kendall Newcomb Houk image size = 140px caption = birth date = birth date|1943|2|27 birth place = Nashville, Tennessee, United States residence = nationality = death date = death place = field = Chemistry work institution …   Wikipedia

  • Cobaltocene — IUPAC name …   Wikipedia

  • Chloramine-T — IUPAC name N chloro 4 methylbenzenesulfonamide, sodium salt …   Wikipedia

  • Chloramin B — Strukturformel Allgemeines Name Chloramin B Andere Namen Natrium …   Deutsch Wikipedia


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