发明人郑宇鹏,杨光,高志强. "Method for the Synthesis of 4-(2,3-Dihydro-3-oxo-5-isoxazolyl)-1-piperidinecarboxylic Acid 1,1-Dimethylethyl Ester" [P]. 中国发明专利, 专利号 CN 113437150 B, 授权公告日 2019-06-08.
发明人何建平,高志强,赵玉洁. "A Process for Preparing High-Purity 4-(2,3-Dihydro-3-oxo-5-isoxazolyl)-1-piperidinecarboxylic Acid 1,1-Dimethylethyl Ester" [P]. 中国发明专利, 专利号 CN 117017126 A, 授权公告日 2020-08-03.
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