主要有氟化氰、氯化氰、溴化氰、碘化氰等。 前三种日照即可聚合，所以卤化氰常指三聚卤氰。
分析了“卤化氰-酚法”合成氰酸酯单体的化学原理。
The reaction mechanism of cyanate ester monomer synthesized by a "cyanogen halide-phenol method" is discussed.
根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。
The method could be divided into "active phenoxide" routing and "active cyanogen" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.
根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。
The method could he divided into "active phenoxide" routing and "active cyanogens" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.
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