Nitrilium-Ion
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Nitrilium — The general structures of nitrilium ions A nitrilium ion is a nitrile that has been protonated, [RCNH]+, or alkylated, [RCNR′]+.[1] Synthesis Nitriles are only weakly basic … Wikipedia
Beckmann rearrangement — The Beckmann rearrangement, named after the German chemist Ernst Otto Beckmann (1853–1923), is an acid catalyzed rearrangement of an oxime to an amide. [cite journal author= E. Beckmann title = Zur Kenntniss der Isonitrosoverbindungen journal =… … Wikipedia
Ugi reaction — The Ugi reaction is a multi component reaction in organic chemistry involving a ketone or aldehyde, an amine, an isocyanide and a carboxylic acid to form a bis amide. [cite journal | author = Ugi, I; Meyr, R.; Fetzer, U.; Steinbrückner, C. title … Wikipedia
Ritter reaction — The Ritter reaction is a chemical reaction that transforms a nitrile into a N alkyl amide using various alkylating reagents, for example, strong acid and isobutylene. [Ritter, J. J., Minieri, P. P.; J. Am. Chem. Soc. 1948, 70 , 4045.] [Ritter, J … Wikipedia
Passerini reaction — The Passerini reaction is a chemical reaction involving an isocyanide, an aldehyde (or ketone), and a carboxylic acid to form a α acyloxy amide. [Passerini, M.; Simone, L. Gazz. Chim. Ital. 1921, 51 , 126 129.] [Passerini, M.; Ragni, G. Gazz.… … Wikipedia
Onium compounds — are cations derived by the protonation of mononuclear parent hydrides of elements of the nitrogen group (Group 15), chalcogens (Group 16), or halogens (Group 17), and similar cations derived by the substitution of hydrogen atoms in the former by… … Wikipedia
Nitrile — This article is about the group of organic compounds. For the synthetic rubber product, see Nitrile rubber. The structure of the nitrile group A nitrile is any organic compound that has a C≡N functional group.[1] … Wikipedia
