general base catalysis

См. также в других словарях:

• catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …   Universalium

• Catalysis — Catalyst redirects here. For other uses, see Catalyst (disambiguation). Solid heterogeneous catalysts such as in automobile catalytic converters are plated on structures designed to maximize their surface area …   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

• 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

• Enzyme catalysis — is the catalysis of chemical reactions by specialized proteins known as enzymes. Catalysis of biochemical reactions in the cell is vital due to the very low reaction rates of the uncatalysed reactions. The mechanism of enzyme catalysis is similar …   Wikipedia

• Brønsted catalysis equation — The Brønsted catalysis equation or law or correlation, after Johannes Nicolaus Brønsted, gives the relationship between acid strength and catalytic activity. log(k) = alpha*log(K a) + CA plot of the common logarithm of the reaction rate constant… …   Wikipedia

• Glyceraldehyde 3-phosphate dehydrogenase — (abbreviated as GAPDH or less commonly as G3PDH) (EC number|1.2.1.12) is an enzyme that catalyzes the sixth step of glycolysis and thus serves to break down glucose for energy and carbon molecules. In addition to this long established metabolic… …   Wikipedia

• Alpha effect — The alpha effect refers to the increased nucleophilicity of a molecule due to the presence of an adjacent (alpha) atom with lone pair electrons [Chemical Reactivity . 14 July 2006. Michigan State University. 27 Jul 2006 .] . The molecule does not …   Wikipedia

• Carbonic anhydrase — The carbonic anhydrases (or carbonate dehydratases) form a family of enzymes that catalyze the rapid conversion of carbon dioxide to bicarbonate and protons, a reaction that occurs rather slowly in the absence of a catalyst.cite journal | author …   Wikipedia

• Hammerhead ribozyme — Taxobox | color=white name = Hammerhead Ribozyme image caption = Stylized rendering of the full length hammerhead ribozyme RNA molecule species = Catalytic RNAHammerhead RNAs are small self cleaving RNAs that have a conserved motif found in… …   Wikipedia

• Chemical reaction — Chemical reactions redirects here. For the 2007 television episode, see Chemical Reactions (Men in Trees). A thermite reaction using iron(III) oxide. The sparks …   Wikipedia