发明人朱建伟,杨光,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116606489 A, 授权公告日 2023-02-15.
Williams B T, Klinger H, O'Brien P Q. "Method for the Synthesis of 2,2-Difluoro-3-(pyridin-4-yl)propanoic acid" [P]. US Patent, US 10391720 B2, 2018-08-27.
发明人唐晓军,沈红梅,朱建伟. "A Process for Preparing High-Purity 2,2-Difluoro-3-(pyridin-4-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 114565496 A, 授权公告日 2025-01-27.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2014, 1875, (2), 7957-7982.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2011, 720, 114-144.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2,2-Difluoro-3-(pyridin-4-yl)propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 2453, 2818-2847.