发明人冯建国,陈志强,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108064077 A, 授权公告日 2016-03-03.
发明人王建平,高志强,周伟. "Method for the Synthesis of 2-Methyl-3-oxo-2-azaspiro[4.5]Decane-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110567096 B, 授权公告日 2021-06-22.
发明人罗永刚,沈红梅,赵玉洁. "A Process for Preparing High-Purity 2-Methyl-3-oxo-2-azaspiro[4.5]Decane-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116201274 A, 授权公告日 2022-01-12.
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. Sep. Sci., 2019, 449, (1), 7646-7652.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 756, 5472-5496.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-3-oxo-2-azaspiro[4.5]Decane-8-carboxylic acid Using HRMS and NMR". Chemosphere, 2021, 2383, (9), 4969-4985.