发明人朱建伟,罗永刚,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115420142 A, 授权公告日 2020-12-22.
发明人孙丽萍,赵玉洁,张德明. "Method for the Synthesis of 1-(2-Oxo-2-((thiophen-2-ylmethyl)amino)ethyl)cyclopentane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112925237 B, 授权公告日 2023-02-16.
发明人高志强,李文辉,何建平. "A Process for Preparing High-Purity 1-(2-Oxo-2-((thiophen-2-ylmethyl)amino)ethyl)cyclopentane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112943820 B, 授权公告日 2017-07-28.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 2036, 5896-5926.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2015, 1687, (10), 5493-5515.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Oxo-2-((thiophen-2-ylmethyl)amino)ethyl)cyclopentane-1-carboxylic acid Using HRMS and NMR". J. Nat. Prod., 2012, 1530, (12), 3615-3634.