Johansson L, Kowalski A, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3740556 A1, 2022-10-08.
发明人郑宇鹏,张德明,周伟. "Method for the Synthesis of tert-Butyl (4R)-4-amino-3,3-difluoropiperidine-1-carboxylate (hydrochloride)" [P]. 中国发明专利, 专利号 CN 111723614 B, 授权公告日 2025-02-21.
发明人黄志刚,王建平,张德明. "A Process for Preparing High-Purity tert-Butyl (4R)-4-amino-3,3-difluoropiperidine-1-carboxylate (hydrochloride)" [P]. 中国发明专利, 专利号 CN 112566996 A, 授权公告日 2015-11-21.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 2414, (11), 9033-9041.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 2094, 6595-6600.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl (4R)-4-amino-3,3-difluoropiperidine-1-carboxylate (hydrochloride) Using HRMS and NMR". Molecules, 2017, 2110, 9135-9150.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 1033, 6205-6221.