transannular

transannular
трансаннулярный

Deutsch-Russische Wörterbuch der Chemie. 2014.

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Смотреть что такое "transannular" в других словарях:

  • transannular — adjective across a ring, or between different parts of a ring See Also: transannular strain …   Wiktionary

  • Transannular interaction — A transannular interaction in chemistry is any chemical interaction (favorable or nonfavorable) between different non bonding molecular groups in a large ring or macrocycle. See for an example the molecule atrane. External links # Experimental… …   Wikipedia

  • transannular effect — transanuliarinis efektas statusas T sritis chemija apibrėžtis Atomų, esančių pakankamai toli vienas nuo kito žiedo grandinėje, bet arti erdvėje, sąveika. atitikmenys: angl. transannular effect rus. трансанулярный эффект …   Chemijos terminų aiškinamasis žodynas

  • transannular — /trans an yeuh leuhr, tranz /, adj. Chem. of or pertaining to tautomerism in cyclic compounds that is characterized by the migration of an atom or group from one position in the ring to another. [TRANS + ANNULAR] * * * …   Universalium

  • transannular — trạns|an|nu|lar [↑ trans (2); lat. anulus (annulus) = kleiner Ring]: nennt man in der org. Chemie bei mittleren u. großen Ringen manchmal auftretende Abweichungen vom erwarteten Reaktionsverhalten, die auf elektronische Wechselwirkungen »über… …   Universal-Lexikon

  • transannular — trans·an·nu·lar …   English syllables

  • transannular — (ˈ)tran(t)|sanyələ(r), raan , nˈza adjective Etymology: trans + Latin annulus ring + English ar more at annulus : relating to or being tautomerism characterized by migration (as of a hydrogen atom) across a ring …   Useful english dictionary

  • transannular strain — noun In medium sized ring compounds, the strain due to repulsive interactions between substituents attached to non adjacent ring atoms …   Wiktionary

  • Prelog strain — In organic chemistry, transannular strain or Prelog strain (named after Vladimir Prelog) is the unfavorable interaction of transannular protons in 7 12 membered cyclic molecules resulting in increased ring strain. External links # Prelog strain… …   Wikipedia

  • Atrane — An Atrane is a tricyclic molecule with three five membered rings. It has a transannular dative bond by a nitrogen atom, depicted as A. The name atrane was first proposed by Mikhail Grigorievich Voronkov.Various atranes are named depending on the… …   Wikipedia

  • Ring strain — is an organic chemistry term that describes the destabilization of a cyclic molecule such as a cycloalkane due to the non favorable high energy spatial orientations of its atoms. Non cyclic molecules do not exhibit ring strain because their… …   Wikipedia


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