发明人杨光,刘建华,何建平. "Method for the Synthesis of 3-tert-Butoxycarbonylamino-3-(3-fluoro-4-methoxy-phenyl)-propionic acid" [P]. 中国发明专利, 专利号 CN 110857143 A, 授权公告日 2019-06-10.
发明人赵玉洁,唐晓军,高志强. "A Process for Preparing High-Purity 3-tert-Butoxycarbonylamino-3-(3-fluoro-4-methoxy-phenyl)-propionic acid" [P]. 中国发明专利, 专利号 CN 112484010 B, 授权公告日 2019-06-11.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2016, 598, 5477-5505.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 2219, (9), 414-417.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3-tert-Butoxycarbonylamino-3-(3-fluoro-4-methoxy-phenyl)-propionic acid Using HRMS and NMR". Anal. Chem., 2013, 2095, 7618-7640.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2021, 1089, (7), 5163-5181.