发明人周伟,沈红梅,冯建国. "Method for the Synthesis of 4-{[(1-Methyl-1H-benzimidazol-2-yl)methyl]amino}benzoic Acid" [P]. 中国发明专利, 专利号 CN 113512899 B, 授权公告日 2015-06-07.
发明人刘建华,罗永刚,胡光. "A Process for Preparing High-Purity 4-{[(1-Methyl-1H-benzimidazol-2-yl)methyl]amino}benzoic Acid" [P]. 中国发明专利, 专利号 CN 111726232 B, 授权公告日 2021-02-05.
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