Synthesis method of ethyl 2,3-dichloro-4-nitrobenzoate

The invention belongs to the technical field of medical intermediates, and particularly relates to a synthesis method of ethyl 2,3-dichloro-4-nitrobenzoate. The synthesis method of ethyl 2,3-dichloro-4-nitrobenzoate in the invention provides a synthetic route for ethyl 2,3-dichloro-4-nitrobenzoate, and the synthetic method is short in route, reasonable in design, simple to operate and easy to control; and meanwhile, the ethyl 2,3-dichloro-4-nitrobenzoate prepared by using the method is high in yield and purity. 本发明属于医药中间体技术领域，具体涉及一种2,3-二氯-4-硝基苯甲酸乙酯的合成方法。本发明提供了一种2,3-二氯-4-硝基苯甲酸乙酯的合成方法，为2,3-二氯-4-硝基苯甲酸乙酯的合成方法提供了合成路线，且合成方法路线简短，设计合理，且操作简单，易于控制，同时本发明制备的2,3-二氯-4-硝基苯甲酸乙酯产品的产率及纯度较高。