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acetal
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        A type of compound formed by re-action of an alcohol with either an aldehydeor a ketone.The first step in formation ofan acetal is the formation of an intermedi-ate,known as a hemiacetal.For example,ethanal(acetaldehyde;CH3CHO) reactswith ethanol (C2H5OH)......(本文共 3099 字)     [閱讀本文] >>

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