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发明人周伟,郑宇鹏,杨光. "Method for the Synthesis of Methyl 3-(2-methyl-6-oxo-4-(trifluoromethyl)-2,6-dihydro-7H-pyrazolo[3,4-b]pyridin-7-yl)propanoate" [P]. 中国发明专利, 专利号 CN 112818082 B, 授权公告日 2020-02-22.
发明人钱学锋,王建平,胡光. "A Process for Preparing High-Purity Methyl 3-(2-methyl-6-oxo-4-(trifluoromethyl)-2,6-dihydro-7H-pyrazolo[3,4-b]pyridin-7-yl)propanoate" [P]. 中国发明专利, 专利号 CN 113852817 B, 授权公告日 2024-07-23.
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