ethionic anhydride


Definition of ethionic anhydride

: a crystalline cyclic compound C2H4O6S2 formed by the action of sulfur trioxide on ethylene or alcohol

called also carbyl sulfate

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First Known Use of ethionic anhydride

1857, in the meaning defined above

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Cite this Entry

“Ethionic anhydride.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2020.

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