The IUPAC name of CH3-CO-O-CO-CH2CH3 is:

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The IUPAC name of $CH X_{3} - CO - O - CO - CH X_{2} CH X_{3}$ is:

Apropanoic ethanoic anhydride
Bbutanoic anhydride
Cethyl propanoate
Dethanoic propanoic anhydride

Answer: D

This is a mixed anhydride of ethanoic and propanoic acids. The two acid names are cited in alphabetical order before the word anhydride, and e comes before p. The name is ethanoic propanoic anhydride.

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The IUPAC name of CHX3​−CO−O−CO−CHX2​CHX3​ is:

Answer: D

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The IUPAC name of $CH X_{3} - CO - O - CO - CH X_{2} CH X_{3}$ is: