The synthesis of chloroacetyl chloride by the chlorination of ketene was studied in the article.

研究了乙烯酮氯化法合成氯乙酰氯.

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The target compound was synthesized via 6 steps from chloroacetyl chloride in 27.7 % overall yield.

以氯乙酰氯为原料,经6步反应合成目标化合物,总收率27.7%.

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The effect of chloroacetyl chloride and bromoacetyl bromide on yields of intermediates and nitrazepam was compared.

比较了氯乙酰氯和溴乙酰溴对中间体及硝基安定收率的影响.

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