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Acetic anhydride is prepared in the laboratory by heating sodium acetate with
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acetyl chloride
In laboratory, acetic anhydride is prepared by heating sodium acetate with acetyl chloride.
$\mathrm{CH}_3 \mathrm{COONa}+\underset{\text { acetyl chloride }}{\mathrm{CH}_3 \mathrm{COCl}} \xrightarrow[-\mathrm{NaCl}]{\Delta} \underset{\text { acetic anhydride }}{\mathrm{CH}_3 \mathrm{COOCOCH}_3}$
$\mathrm{CH}_3 \mathrm{COONa}+\underset{\text { acetyl chloride }}{\mathrm{CH}_3 \mathrm{COCl}} \xrightarrow[-\mathrm{NaCl}]{\Delta} \underset{\text { acetic anhydride }}{\mathrm{CH}_3 \mathrm{COOCOCH}_3}$
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