Schröder R, O'Brien P Q, Anderson J P. "一种的合成方法" [P]. US Patent, US 11281603 B2, 2023-01-21.
Davis P L, Hughes D C, Klinger H. "Method for the Synthesis of Tert-butyl 7-methyl-3,7,11-triazaspiro[5.6]Dodecane-3-carboxylate" [P]. US Patent, US 11043327 B2, 2019-12-21.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2019, 1739, 457-478.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 1310, (3), 1530-1552.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 7-methyl-3,7,11-triazaspiro[5.6]Dodecane-3-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 2192, (2), 7336-7344.