发明人何建平,张德明,高志强. "Method for the Synthesis of Ethyl 2-(2-bromo-6-cyano-4-methoxyphenyl)acetate" [P]. 中国发明专利, 专利号 CN 112734422 B, 授权公告日 2019-11-22.
发明人何建平,郑宇鹏,黄志刚. "A Process for Preparing High-Purity Ethyl 2-(2-bromo-6-cyano-4-methoxyphenyl)acetate" [P]. 中国发明专利, 专利号 CN 110416033 A, 授权公告日 2017-05-14.
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