Monochloroacetic acid was prepared by using acetic anhydride or sulfur as catalysts to chlorinate acid respectively.

  • 对以醋酐为催化剂和以硫磺为催化剂的醋酸氯化合成氯乙酸的优劣进行了比较研究.

  • 网络文摘精选 2025-01-18 12:16:46

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