发明人杨光,马晓峰,林芳. "Method for the Synthesis of 1,1'-(Pyridine-2,6-diyl)bis(1H-pyrazole-3-carboxylicacid)" [P]. 中国发明专利, 专利号 CN 114422986 B, 授权公告日 2021-05-22.
发明人冯建国,唐晓军,周伟. "A Process for Preparing High-Purity 1,1'-(Pyridine-2,6-diyl)bis(1H-pyrazole-3-carboxylicacid)" [P]. 中国发明专利, 专利号 CN 116349993 A, 授权公告日 2017-05-03.
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