- halonium ion
Wikipedia foundation.
Wikipedia foundation.
Halonium ion — A ball and stick model of the bromonium ion formed from cyclopentene A halonium ion in organic chemistry is any onium compound (ion) containing a halogen atom carrying a positive charge. This cation has the general structure R X+ R where X is any … Wikipedia
fluoronium ion — noun any halonium ion in which the halogen is fluorine … Wiktionary
chloronium ion — noun any halonium ion in which the halogen is chlorine … Wiktionary
bromonium ion — noun Any halonium ion in which the halogen is bromine … Wiktionary
iodonium ion — noun any halonium ion in which the halogen is iodine … Wiktionary
Halogen addition reaction — A halogen addition reaction is a simple organic reaction where a halogen molecule is added to the carbon–carbon double bond of an alkene functional group.[1] The general chemical formula of the halogen addition reaction is: C=C + X2 → X−C−C−X (X… … Wikipedia
Friedel–Crafts reaction — The Friedel–Crafts reactions are a set of reactions developed by Charles Friedel and James Crafts in 1877.[1] There are two main types of Friedel–Crafts reactions: alkylation reactions and acylation reactions. This reaction type is a form of… … Wikipedia
Friedel-Crafts reaction — The Friedel Crafts reactions are a set of reactions developed by Charles Friedel and James Crafts in 1877. [Friedel, C.; Crafts, J. M. Compt. Rend. 1877, 84 , [http://gallica.bnf.fr/ark:/12148/bpt6k30410/f1386.table 1392]… … Wikipedia
Fluoronium — Citation last =Diercksen first =G. H. F. last2 =von Niessen first2 =W. last3 =Kraemer first3 =W. P. title =SCF LCGO MO studies on the fluoronium ion FH2+ and its hydrogen bonding interaction with hydrogen fluoride FH journal =Theoretical… … Wikipedia
Lactame — Structure général de la β lactame, la γ lactame, la δ lactame et la ε lactame. Les lactames sont une famille de composés organiques. Ils sont caractérisés par une fonction amide incluse dans un cycle carboné. Synthèse Des méthodes générales de… … Wikipédia en Français