发明人马晓峰,李文辉,赵玉洁. "Method for the Synthesis of 2641AF
3,6-Dimethyl-isoxazolo[5,4-b]pyridine-4-carboxylic acid
900136-98-3
C9H8N2O3" [P]. 中国发明专利, 专利号 CN 114895234 B, 授权公告日 2015-11-26.
发明人王建平,高志强,朱建伟. "A Process for Preparing High-Purity 2641AF
3,6-Dimethyl-isoxazolo[5,4-b]pyridine-4-carboxylic acid
900136-98-3
C9H8N2O3" [P]. 中国发明专利, 专利号 CN 114527640 B, 授权公告日 2022-05-21.
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