acid catalyst

См. также в других словарях:

• acid–base catalysis — ▪ chemistry       acceleration of a chemical reaction by the addition of an acid or a base, the acid or base itself not being consumed in the reaction. The catalytic reaction may be acid specific (acid catalysis), as in the case of decomposition… …   Universalium

• Acid catalysis — In acid catalysis and base catalysis a chemical reaction is catalyzed by an acid or a base. The acid is often the proton and the base is often a hydroxyl ion. Typical reactions catalysed by proton transfer are esterfications and aldol reactions.… …   Wikipedia

• acid–base reaction — ▪ chemistry Introduction       a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …   Universalium

• catalyst — /kat l ist/, n. 1. Chem. a substance that causes or accelerates a chemical reaction without itself being affected. 2. something that causes activity between two or more persons or forces without itself being affected. 3. a person or thing that… …   Universalium

• 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

• Chiral Lewis acid — Chiral Lewis acids (CLAs) are a novel class of Lewis acid catalyst used in enantioselective asymmetric synthesis reactions which produce optically active products from optically inactive or impure starting materials. This type of preferential… …   Wikipedia

• Sulfuric acid — Sulfuric acid …   Wikipedia

• P-Toluenesulfonic acid — Chembox new Name = p Toluenesulfonic acid Reference = [ Merck Index , 11th Edition, 9459.] ImageFile = Tosic acid.png ImageName = P Toluenesulfonic acid ImageFile1 = Tosic acid 3D balls.png IUPACName = 4 methylbenzenesulfonic acid OtherNames =… …   Wikipedia

• Ascorbic acid — This article is about the molecular aspects of ascorbic acid. For information about its role in nutrition, see Vitamin C. L Ascorbic acid …   Wikipedia

• Peracetic acid — Chembox new Name = Peracetic acid ImageFileL1 = Peracetic acid.png ImageSizeL1 = 100px ImageNameL1 = Peroxyacetic acid ImageFileR1 = Peracetic acid 3D balls.png ImageNameR1 = Peroxyacetic acid ImageSizeR1 = 120px IUPACName = ethaneperoxoic acid… …   Wikipedia

• p-Toluenesulfonic acid — p Toluenesulfonic acid[1] …   Wikipedia