发明人陈志强,冯建国,林芳. "Method for the Synthesis of 4-(4-(2-Hydroxyethyl)piperazin-1-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 114415461 B, 授权公告日 2021-09-22.
发明人张德明,朱建伟,唐晓军. "A Process for Preparing High-Purity 4-(4-(2-Hydroxyethyl)piperazin-1-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 115592840 B, 授权公告日 2021-08-27.
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