发明人黄志刚,冯建国,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109661034 A, 授权公告日 2025-09-04.
发明人林芳,何建平,王建平. "Method for the Synthesis of N-Benzylcinchonidinium Chloride [Chiral Phase-Transfer Catalyst]" [P]. 中国发明专利, 专利号 CN 112561141 B, 授权公告日 2023-02-05.
Park J H, Brown S R, Hughes D C. "A Process for Preparing High-Purity N-Benzylcinchonidinium Chloride [Chiral Phase-Transfer Catalyst]" [P]. US Patent, US 10658855 B2, 2022-08-13.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2020, 662, (10), 2957-2968.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2017, 2457, (3), 7151-7158.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-Benzylcinchonidinium Chloride [Chiral Phase-Transfer Catalyst] Using HRMS and NMR". Phytochemistry, 2025, 2423, 8585-8607.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2016, 471, (3), 4205-4228.