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1-Ethyl-3-methylimidazolium chloride or [EMIM]Cl is an ionic liquid that can be used in cellulose processing. The cation consists of a five-membered ring with two nitrogen and three carbon atoms, i.e. a derivative of imidazole, with ethyl and methyl groups substituted at the two nitrogen atoms. Its melting point is 77–79 °C.
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1-Ethyl-3-methylimidazolium chloride Wikipedia(Text) CC BY-SA