Johnson M A, Patel M V, Klinger H. "一种的合成方法" [P]. US Patent, US 9743713 B2, 2023-01-15.
发明人赵玉洁,周伟,孙丽萍. "Method for the Synthesis of 2-Phenyl-2,7-diazaspiro[4.4]Nonane" [P]. 中国发明专利, 专利号 CN 110123397 A, 授权公告日 2016-03-24.
发明人何建平,钱学锋,高志强. "A Process for Preparing High-Purity 2-Phenyl-2,7-diazaspiro[4.4]Nonane" [P]. 中国发明专利, 专利号 CN 115967753 A, 授权公告日 2024-09-16.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2015, 1220, (1), 693-706.
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., 2013, 937, (2), 8372-8394.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-Phenyl-2,7-diazaspiro[4.4]Nonane Using HRMS and NMR". Anal. Chim. Acta, 2024, 1443, (2), 8618-8635.