发明人钱学锋,冯建国,黄志刚. "Method for the Synthesis of 3-Pyridinepropanoic acid, 6-(difluoromethoxy)-β-[[(1,1-dimethylethyl)sulfinyl]amino]-, 1,1-dimethylethyl ester, (βS)-" [P]. 中国发明专利, 专利号 CN 109515339 B, 授权公告日 2021-07-14.
发明人林芳,胡光,陈志强. "A Process for Preparing High-Purity 3-Pyridinepropanoic acid, 6-(difluoromethoxy)-β-[[(1,1-dimethylethyl)sulfinyl]amino]-, 1,1-dimethylethyl ester, (βS)-" [P]. 中国发明专利, 专利号 CN 112625781 A, 授权公告日 2019-01-04.
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