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superacid |
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superacid [¦sü·pər′as·əd] (chemistry) An acidic medium that has a proton-donating ability equal to or greater than 100% sulfuric acid. A solution of acetic or phosphoric acid. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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in 1962, Olah discovered that powerful superacids, trillions of times stronger than pure sulfuric acid, could capture fast-disappearing "carbocations" and stabilize them for hours. Growing concerns about large-scale use of sulfuric and hydrofluoric acid as a catalyst in alkylation units are further encouraging the development and commercialization of new catalytic processes that use superacids or solid-state alkylation. |
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