发明人张德明,冯建国,郭海燕. "一种4-氨基苯甲酸盐酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 111824016 A, 授权公告日 2022-03-05.
发明人马晓峰,何建平,钱学锋. "Method for the Synthesis of 4-Aminobenzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 111277715 A, 授权公告日 2025-10-24.
发明人沈红梅,王建平,高志强. "A Process for Preparing High-Purity 4-Aminobenzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 117500181 A, 授权公告日 2024-06-15.
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