发明人张德明,唐晓军,林芳. "Method for the Synthesis of Methyl 4-bromo-1-methyl-1H-pyrazolo[4,3-c]pyridine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 114638141 B, 授权公告日 2022-06-05.
发明人高志强,林芳,徐明华. "A Process for Preparing High-Purity Methyl 4-bromo-1-methyl-1H-pyrazolo[4,3-c]pyridine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 114057116 B, 授权公告日 2023-08-14.
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