发明人刘建华,林芳,张德明. "Method for the Synthesis of 4-Fluoro-3-propoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 114410386 A, 授权公告日 2019-12-11.
发明人胡光,张德明,孙丽萍. "A Process for Preparing High-Purity 4-Fluoro-3-propoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 113629882 B, 授权公告日 2021-03-27.
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