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Bromobutyraldehyde ethylene acetal was synthesized from crotonaldehyde by addition with hydrogen bromide and then acetalation with ethylene glycol with an overall yield of 80.

醛先与化氢加成,与乙二醇缩醛化得3-丁醛缩乙二醇,收率80.8%。

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aphthoid, aphthong, aphthongal, aphthongia, aphthosis, aphthous, Aphtit, aphua, aphylactic, aphylaxis,

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3G, 401(K), a,

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For instance, partial charges occur in hydrogen bromide because the electrons are more attracted to the bromide than they are to the hydrogen.

例如,荷出现在溴化中,因为子更溴化物吸引, 而不是吸引。

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apian, apiarian, apiarist, apiary, APIC, apical, apicalmargin, apicectomy, apiceotomy, apices,

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