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Sulfuric Acid as a Catalyst

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Concentrated sulfuric acid is used as a catalyst for the esterification of acetic acid in the preparation of isopentyl acetate. Why is sulfuric acid needed if another acid, acetic acid, is already present?

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The expert examines sulfuric acid as a catalyst.

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The process of esterification of acetic acid in the preparation of
isopentyl acetate is called Fischer esterification. The mechanism of ...

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