substituted aldehydes

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• Asymmetrische Induktion — ist die bevorzugte Bildung eines Enantiomers oder Diastereomers über das jeweilige andere in einer chemischen Reaktion als Resultat einer optisch aktiven funktionellen Gruppe im Substrat , in einem Reagenz, einem Auxiliar oder einem Katalysator.… …   Deutsch Wikipedia

• alcohol — /al keuh hawl , hol /, n. 1. Also called ethyl alcohol, grain alcohol, ethanol, fermentation alcohol. a colorless, limpid, volatile, flammable, water miscible liquid, C2H5OH, having an etherlike odor and pungent, burning taste, the intoxicating… …   Universalium

• Коптюг — Коптюг, Валентин Афанасьевич Валентин Афанасьевич Коптюг Дата рождения: 9 июня 1931(1931 06 09) Место рождения: Юхнов, Западная область, СССР Дата смерти: 10 января 1997 …   Википедия

• carboxylic acid — Chem. any organic acid containing one or more carboxyl groups. [1900 05; CARBOXYL + IC] * * * Any organic compound with the general chemical formula ―COOH in which a carbon (C) atom is bonded to an oxygen (O) atom by a double bond to make a… …   Universalium

• Aldehyde — An aldehyde. Formaldehyde, the simplest aldehyde …   Wikipedia

• Pyridine — Pyridine …   Wikipedia

• Alkene — This article is about the chemical compound. For the material, see Olefin fiber. Not to be confused with Alkane or Alkyne. A 3D model of ethylene, the simplest alkene. In organic chemistry, an alkene, olefin, or olefine is an unsaturated ch …   Wikipedia

• organometallic compound — ▪ chemical compound Introduction  any member of a class of substances containing at least one metal to carbon bond in which the carbon is part of an organic group. Organometallic compounds constitute a very large group of substances that have… …   Universalium

• Seyferth–Gilbert homologation — The Seyferth–Gilbert homologation is a the chemical reaction of an aryl ketone 1 (or aldehyde) with dimethyl (diazomethyl)phosphonate 2 and potassium tert butoxide to give substituted alkynes 3.[1][2] Dimethyl (diazomethyl)phosphonate 2 is often… …   Wikipedia

• Wittig reaction — The Wittig reaction is a chemical reaction of an aldehyde or ketone with a triphenyl phosphonium ylide (often called a Wittig reagent) to give an alkene and triphenylphosphine oxide. [cite journal author = Georg Wittig, Ulrich Schöllkopf journal …   Wikipedia

• Seyferth-Gilbert homologation — The Seyferth Gilbert homologation is a the chemical reaction of an aryl ketone 1 (or aldehyde) with dimethyl (diazomethyl)phosphonate 2 and potassium tert butoxide to give substituted alkynes 3.cite journal | author = D. Seyferth, R. S. Marmor… …   Wikipedia