Lee S K, Patel M V, Schröder R. "一种的合成方法" [P]. US Patent, US 11333941 B2, 2015-01-09.
发明人何建平,罗永刚,徐明华. "Method for the Synthesis of 4-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)butanoic acid
4-(1-fmoc-piperidin-4-yl)-butyric acid
4-piperidinebutanoic acid, 1-[(9h-fluoren-9-ylmethoxy)carbonyl]-
885274-47-5" [P]. 中国发明专利, 专利号 CN 109220565 B, 授权公告日 2015-01-04.
发明人张德明,何建平,林芳. "A Process for Preparing High-Purity 4-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)butanoic acid
4-(1-fmoc-piperidin-4-yl)-butyric acid
4-piperidinebutanoic acid, 1-[(9h-fluoren-9-ylmethoxy)carbonyl]-
885274-47-5" [P]. 中国发明专利, 专利号 CN 113189046 B, 授权公告日 2017-06-16.
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 in Pharmaceutical Formulations". Molecules, 2011, 244, (1), 8996-9011.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2016, 2416, 445-466.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)butanoic acid
4-(1-fmoc-piperidin-4-yl)-butyric acid
4-piperidinebutanoic acid, 1-[(9h-fluoren-9-ylmethoxy)carbonyl]-
885274-47-5 Using HRMS and NMR". Talanta, 2013, 2350, 330-359.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2013, 695, (8), 7591-7601.