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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.

与溴氢加成,与乙二醇缩3-溴代丁缩乙二醇,收率80.8%。

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Haytian, hayward, haywire, Haywood, HAZ, hazan, hazard, hazardness, hazardous, hazards,

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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,部出现在溴化中,因为被溴化物吸引, 而不是被吸引。

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Hazen-colorimeter, hazily, haziness, hazing, hazy, HB, HBA, HBC, HBcAB, HBcAg,

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3G, 401(K), a,
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