发明人何建平,唐晓军,朱建伟. "Method for the Synthesis of 5-Bromo-1,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid, 97%" [P]. 中国发明专利, 专利号 CN 116727676 B, 授权公告日 2022-04-27.
发明人钱学锋,胡光,孙丽萍. "A Process for Preparing High-Purity 5-Bromo-1,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid, 97%" [P]. 中国发明专利, 专利号 CN 109241657 B, 授权公告日 2021-10-01.
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