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A method for the preparation of mixtures of mono chlorine toluenes with a high content of p - chlorotoluene by chlorination of toluene
A method for the preparation of mixtures of mono chlorine toluenes with a high content of p - chlorotoluene by chlorination of toluene
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机译:一种通过氯化甲苯制备高含量对氯甲苯一氯甲苯混合物的方法。
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摘要
Monochlorotoluene containing a relatively high proportion of p-chlorotoluene is made by treating toluene with chlorine in the presence of a catalyst comprising an iron halide and sulphur or a sulphur halide. A typical catalyst comprises ferric chloride and sulphur chloride. The process may be effected batchwise or continuously. Examples are given.
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