Chen K W, Klinger H, Yamamoto T. "Method for the Synthesis of Tert-butyl 2-(trifluoromethyl)-1,8-diazaspiro[4.5]Decane-8-carboxylate" [P]. US Patent, US 10421480 B2, 2025-08-16.
发明人高志强,罗永刚,冯建国. "A Process for Preparing High-Purity Tert-butyl 2-(trifluoromethyl)-1,8-diazaspiro[4.5]Decane-8-carboxylate" [P]. 中国发明专利, 专利号 CN 114994595 A, 授权公告日 2016-08-14.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 161, (4), 80-110.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2021, 1948, 4811-4820.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 2-(trifluoromethyl)-1,8-diazaspiro[4.5]Decane-8-carboxylate Using HRMS and NMR". Sci. Total Environ., 2011, 1538, 8749-8759.