Isethionic acid

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What Wikipedia says

Isethionic acid is an organosulfur compound containing an alkylsulfonic acid located beta to a hydroxy group. Its discovery is generally attributed to Heinrich Gustav Magnus, who prepared it by the action of solid sulfur trioxide on ethanol in 1833.

Excerpt from the Wikipedia article “Isethionic acid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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