发明人孙丽萍,马晓峰,刘建华. "Method for the Synthesis of rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 109761411 A, 授权公告日 2016-02-13.
发明人孙丽萍,高志强,林芳. "A Process for Preparing High-Purity rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 111421030 A, 授权公告日 2022-01-12.
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 rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride in Pharmaceutical Formulations". Anal. Methods, 2016, 1405, 3866-3880.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride as an Impurity". J. Agric. Food Chem., 2025, 2423, (9), 8338-8345.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2020, 328, 941-968.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate rac-(3R,4R)-pyrrolidine-3,4-dicarboxylic acid hydrochloride Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2013, 936, 6624-6638.