发明人韩伟,王建平,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111431044 A, 授权公告日 2023-01-11.
发明人马晓峰,郑宇鹏,韩伟. "Method for the Synthesis of 2,2-Difluoro-2-(1H-pyrazol-4-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 116129537 B, 授权公告日 2017-11-08.
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". J. Nat. Prod., 2013, 1259, (11), 6542-6563.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2016, 774, 7184-7190.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2,2-Difluoro-2-(1H-pyrazol-4-yl)acetic acid Using HRMS and NMR". Food Chem., 2019, 784, (5), 1440-1454.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2017, 1416, 2940-2949.