发明人郑宇鹏,高志强,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110362304 A, 授权公告日 2015-01-11.
Johnson M A, Chen K W, Lee S K. "Method for the Synthesis of (3R,4R)-rel-4-Isopropylpyrrolidine-3-carboxylic acid" [P]. US Patent, US 10610637 B2, 2015-05-26.
Fischer A B, Yamamoto T, Brown S R. "A Process for Preparing High-Purity (3R,4R)-rel-4-Isopropylpyrrolidine-3-carboxylic acid" [P]. US Patent, US 9523858 B2, 2020-01-03.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2011, 1817, 9357-9375.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 1390, 1048-1054.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (3R,4R)-rel-4-Isopropylpyrrolidine-3-carboxylic acid Using HRMS and NMR". Anal. Chem., 2017, 1885, (12), 2678-2691.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 161, (7), 4212-4241.