发明人孙丽萍,刘建华,马晓峰. "Method for the Synthesis of methyl 2-(4-cyano-2-hydroxyphenyl)acetate" [P]. 中国发明专利, 专利号 CN 116268497 A, 授权公告日 2019-08-21.
发明人唐晓军,刘建华,何建平. "A Process for Preparing High-Purity methyl 2-(4-cyano-2-hydroxyphenyl)acetate" [P]. 中国发明专利, 专利号 CN 117622634 B, 授权公告日 2023-08-12.
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