发明人李文辉,冯建国,唐晓军. "Method for the Synthesis of Phenyl 4-aminobenzoate" [P]. 中国发明专利, 专利号 CN 115704196 A, 授权公告日 2015-08-19.
发明人罗永刚,王建平,徐明华. "A Process for Preparing High-Purity Phenyl 4-aminobenzoate" [P]. 中国发明专利, 专利号 CN 113875504 B, 授权公告日 2020-04-19.
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