rearrangement

  • 61Tiffeneau-Demjanov rearrangement — The Tiffeneau Demjanov rearrangement (TDR) the chemical reaction of 1 aminomethyl cycloalkanols with nitrous acid to form an enlarged cycloketone.Ref|Tiffeneau1937After being in existence for over 65 years, the reaction is popular among organic… …

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  • 62Réaction de réarrangement — Les réactions de réarrangement (ou réactions de transposition) forment une classe de réactions organiques dans lesquelles le squelette carboné d une molécule subit un réarrangement pour donner un isomère de constitution[1]. La plupart du temps,… …

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  • 63Benzilic acid rearrangement — The benzilic acid rearrangement is the rearrangement reaction of benzil with potassium hydroxide to benzilic acid. First performed by Justus Liebig in 1838 [cite journal | author = Liebig, J.|title=Ueber Laurent s Theorie der organischen… …

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  • 64Overman rearrangement — The Overman rearrangement is a chemical reaction that can be described as a Claisen rearrangement of allylic alcohols to give allylic trichloroacetamides through an imidate intermediate.[1][2][3] The Overman rearrangement was discovered in 1974… …

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  • 65Pinacol rearrangement — The pinacol rearrangement or pinacol pinacolone rearrangement is a method for converting a 1,2 diol to a carbonyl compound in organic chemistry. This rearrangement takes place under acidic conditions. The name of the reaction comes from the… …

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  • 66Carroll rearrangement — The Carroll rearrangement is a rearrangement reaction in organic chemistry and involves the transformation of a β keto allyl ester into a α allyl β ketocarboxylic acid. [Carrol, M. F. 131. Addition of α,β unsaturated alcohols to the active… …

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  • 67Wagner-Meerwein rearrangement — A Wagner Meerwein rearrangement is a class of carbocation 1,2 rearrangement reactions in which a hydrogen, alkyl or aryl group migrates from one carbon to a neighboring carbon. [Wagner, G. J. Russ. Phys. Chem. Soc. 1899, 31 , 690.] [cite journal… …

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  • 68Kornblum–DeLaMare rearrangement — The Kornblum–DeLaMare rearrangement is a rearrangement reaction in organic chemistry in which a primary or secondary organic peroxide is converted to the corresponding ketone and alcohol under base catalysis. The reaction is relevant as a tool in …

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  • 69Wallach rearrangement — The Wallach rearrangement, named after Otto Wallach, is an organic reaction and a rearrangement reaction converting an aromatic azoxy compound with sulfuric acid to an azo compound with one arene ring substituted by an hydroxyl group in the… …

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  • 70Fries rearrangement — The Fries rearrangement, named for the German chemist Karl Theophil Fries, is a rearrangement reaction of a phenyl ester to a hydroxy aryl ketone by catalysis of lewis acids. [cite journal title = Über Homologe des Cumaranons und ihre Abkömmlinge …

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