发明人钱学锋,周伟,杨光. "Method for the Synthesis of (S)-(+)-N-Carboxybenzoyl-4-Amino-2-hydroxybutyric Acid" [P]. 中国发明专利, 专利号 CN 111232230 B, 授权公告日 2020-02-26.
发明人马晓峰,杨光,徐明华. "A Process for Preparing High-Purity (S)-(+)-N-Carboxybenzoyl-4-Amino-2-hydroxybutyric Acid" [P]. 中国发明专利, 专利号 CN 108118092 B, 授权公告日 2018-11-19.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2023, 1488, 1992-2015.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2025, 1850, 6810-6835.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (S)-(+)-N-Carboxybenzoyl-4-Amino-2-hydroxybutyric Acid Using HRMS and NMR". Food Chem., 2017, 673, (7), 7438-7459.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2014, 1644, (6), 8303-8312.