Oxidation of a primary alcohol to an aldehyde usually gives some over-oxidation to the carboxylic acid. Assume

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Oxidation of a primary alcohol to an aldehyde usually gives some over-oxidation to the carboxylic acid. Assume you have used PCC to oxidize pentan-1-ol to pentanal.
(a) Show how you would use acid-base extraction to purify the pentanal.
(b) Which of the expected impurities cannot be removed from pentanal by acid-base extractions? How would you remove this impurity?
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Organic Chemistry

ISBN: 978-0321768414

8th edition

Authors: L. G. Wade Jr.

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