n.乙烯酮，烯酮
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.
Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.
烯酮, 特别是二甲基烯酮, 很容易齐聚和聚合.
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