发明人冯建国,钱学锋,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111041194 A, 授权公告日 2025-12-23.
Park J H, Hughes D C, Johnson M A. "Method for the Synthesis of 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-isopropylazetidine-2-carboxylic acid" [P]. US Patent, US 9225464 B2, 2022-12-28.
发明人王建平,胡光,唐晓军. "A Process for Preparing High-Purity 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-isopropylazetidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116889235 B, 授权公告日 2019-04-16.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2014, 2064, 2997-3027.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 201, 9227-9250.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-isopropylazetidine-2-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2025, 1290, (1), 3171-3192.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2011, 1434, (10), 385-403.