发明人周伟,孙丽萍,郑宇鹏. "Method for the Synthesis of (1R,2R)-2-(2,6-difluorophenyl)cyclopropane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114156232 B, 授权公告日 2020-04-12.
Anderson J P, Lee S K, Brown S R. "A Process for Preparing High-Purity (1R,2R)-2-(2,6-difluorophenyl)cyclopropane-1-carboxylic acid" [P]. US Patent, US 10547728 B2, 2022-05-03.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2025, 105, (4), 9941-9954.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 1209, (6), 2588-2594.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (1R,2R)-2-(2,6-difluorophenyl)cyclopropane-1-carboxylic acid Using HRMS and NMR". Molecules, 2011, 2013, 2381-2409.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2019, 2276, (8), 2730-2747.