发明人高志强,王建平,马晓峰. "Method for the Synthesis of 2-Methyl-6-morpholinonicotinic acid" [P]. 中国发明专利, 专利号 CN 112228980 B, 授权公告日 2021-03-11.
发明人冯建国,黄志刚,孙丽萍. "A Process for Preparing High-Purity 2-Methyl-6-morpholinonicotinic acid" [P]. 中国发明专利, 专利号 CN 113826283 A, 授权公告日 2017-12-27.
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