发明授权
US4105692A Process for the preparation of benzenesulphonyl chloride 失效
苯磺酰氯的制备方法

Process for the preparation of benzenesulphonyl chloride
摘要:
An improvement in the process for preparing benzenesulphonic acid chloride by reacting benzenesulphonic acid with thionyl chloride, the improvement residing in carrying out the process in the presence of a sulphonating agent.
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