In chemistry, a superacid (according to the original definition) is an acid with an acidity greater than that of 100% pure sulfuric acid (H2SO4), which...
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Fluoroantimonic acid (category Superacids)
and anions (the simplest being H 2F+ and Sb F− 6). This mixture is a superacid that, in terms of corrosiveness, is trillions of times stronger than pure...
15 KB (1,504 words) - 14:36, 28 August 2024
protonating medium than 100% sulfuric acid and thus, by definition, a superacid. (To prevent ambiguity, in the rest of this article, "strong acid" will...
18 KB (2,579 words) - 08:18, 29 July 2024
Carborane acid (redirect from Carborane superacid)
acids H(CXB 11Y 5Z 6) (X, Y, Z = H, Alk, F, Cl, Br, CF3) are a class of superacids, some of which are estimated to be at least one million times stronger...
23 KB (2,584 words) - 21:55, 9 June 2024
Magic acid (category Superacids)
Magic acid (FSO3H·SbF5) is a superacid consisting of a mixture, most commonly in a 1:1 molar ratio, of fluorosulfuric acid (HSO3F) and antimony pentafluoride...
15 KB (1,711 words) - 11:34, 26 August 2024
challenges in all applications due to the loss of water above 100 °C. It is a superacid catalyst. The combination of fluorinated backbone, sulfonic acid groups...
25 KB (2,743 words) - 05:13, 21 August 2024
Antimony pentafluoride (category Superacids)
colourless, viscous liquid is a strong Lewis acid and a component of the superacid fluoroantimonic acid, formed upon mixing liquid HF with liquid SbF5 in...
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Hammett acidity function (category Superacids)
that is used for very concentrated solutions of strong acids, including superacids. It was proposed by the physical organic chemist Louis Plack Hammett and...
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His research involved the generation and reactivity of carbocations via superacids. For this research, Olah was awarded a Nobel Prize in Chemistry in 1994...
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acid, HIO4 Fluoroantimonic acid, HSbF6 Magic acid, FSO3HSbF5 Carborane superacid, H(CHB11Cl11) Fluorosulfuric acid, FSO3H Triflic acid, CF3SO3H Strong...
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probably the strongest base according to quantum-chemical calculations. Superacid Phosphazene Puleo, Thomas R.; Sujansky, Stephen J.; Wright, Shawn E.;...
12 KB (1,181 words) - 02:46, 21 November 2023
acidic plastic that is filterable. Superacids are acids stronger than 100% sulfuric acid. Examples of superacids are fluoroantimonic acid, magic acid...
47 KB (5,956 words) - 18:26, 8 July 2024
polyatomic ion; this comes from the fact that triflic acid (CF3SO3H) is a superacid; i.e. it is more acidic than pure sulfuric acid, already one of the strongest...
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stronger with nearby electrons than any partly ionized atom. Although superacids are sometimes said to owe their extraordinary hydron-donating power to...
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(HNO3); these are also known as bench acids. Mineral acids range from superacids (such as perchloric acid) to very weak ones (such as boric acid). Mineral...
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SbCl 5 is monomeric. SbF 5 is a powerful Lewis acid used to make the superacid fluoroantimonic acid ("H2SbF7"). Oxyhalides are more common for antimony...
59 KB (6,840 words) - 18:20, 22 August 2024
Carborane (category Superacids)
boron for boron neutron capture therapy. The compound H(CHB11Cl11) is a superacid, forming an isolable salt with protonated benzene cation, [C6H7]+ (benzenium...
15 KB (1,680 words) - 06:50, 23 July 2024
HF is also widely used in the petrochemical industry as a component of superacids. Due to strong and extensive hydrogen bonding, it boils at near room temperature...
15 KB (1,375 words) - 21:30, 23 August 2024
Fluorosulfuric acid (category Superacids)
is a far stronger protonating agent. These acids are categorized as "superacids", acids stronger than 100% sulfuric acid. Reflecting its strong acidity...
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containers. It is used in containers for storing fluoroantimonic acid, a superacid. PTFE tubes are used in gas-gas heat exchangers in gas cleaning of waste...
56 KB (5,799 words) - 18:25, 27 August 2024
Coudurier, Gisele; Joly, Jean Francois; Vedrine, Jacques C. (1993). "Superacid and catalytic properties of sulfated zirconia". Journal of Catalysis....
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the Hammett acidity function, H0, has been developed in connection with Superacids. In 2010, a new approach to measuring pH was proposed, called the "unified...
52 KB (6,462 words) - 06:34, 26 August 2024
be halogenated to form reactive structures including carborane acid, a superacid. As one example, carboranes form useful molecular moieties that add considerable...
126 KB (13,434 words) - 17:46, 3 September 2024
CF3SO2. Abbreviated Tf2O, triflic anhydride is the acid anhydride of the superacid triflic acid, CF3SO2OH. Triflic anhydride is prepared by dehydration of...
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monomer in liquid phase was achieved in a nonaqueous, low nucleophilicity superacid solution (HF−SbF5SO2). The ion was characterized by high resolution 17O...
36 KB (4,020 words) - 07:10, 27 August 2024
Methanium can also be produced as diluted solutions from methane with superacids. Cations with higher charge, such as CH2+6 and CH3+7, have been studied...
89 KB (8,711 words) - 02:34, 29 August 2024
protonated alkanes. Although alkanes are usually considered inert, under superacid conditions (e.g., HF·SbF5), the C-H sigma bond can act as a donor to H+...
36 KB (4,368 words) - 16:48, 1 September 2024
Perchloric acid (category Superacids)
Additionally it is a useful component in etching of chrome. Perchloric acid, a superacid, is one of the strongest Brønsted–Lowry acids. That its pKa is lower than...
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Methanium (category Superacids)
atoms and one dihydrogen molecule), bearing a +1 electric charge. It is a superacid and one of the onium ions, indeed the simplest carbonium ion. It is highly...
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Lewis basicity, it is often used as a low-temperature solvent/diluent for superacids like magic acid (FSO3H/SbF5), allowing for highly reactive species like...
53 KB (7,365 words) - 15:42, 31 August 2024