发明人沈红梅,王建平,郭海燕. "一种4-氟-2-(1H-吡咯并[2,3-b]吡啶-5-基氧基)苯甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 116577315 A, 授权公告日 2017-04-20.
发明人黄志刚,林芳,杨光. "Method for the Synthesis of 4-Fluoro-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoic acid" [P]. 中国发明专利, 专利号 CN 111520537 A, 授权公告日 2020-12-18.
Jørgensen K, Sørensen M, Nielsen H. "A Process for Preparing High-Purity 4-Fluoro-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzoic acid" [P]. European Patent, EP 3479953 A1, 2025-07-19.
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