发明人刘建华,马晓峰,孙丽萍. "Method for the Synthesis of Ethyl 3,5-dichloro-2-(difluoromethoxy)benzoate" [P]. 中国发明专利, 专利号 CN 112981435 A, 授权公告日 2017-04-05.
发明人王建平,孙丽萍,钱学锋. "A Process for Preparing High-Purity Ethyl 3,5-dichloro-2-(difluoromethoxy)benzoate" [P]. 中国发明专利, 专利号 CN 109468091 A, 授权公告日 2017-12-08.
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