发明人钱学锋,黄志刚,高志强. "Method for the Synthesis of Tert-butyl 3-amino-1-oxa-9-azaspiro[5.5]Undecane-9-carboxylate" [P]. 中国发明专利, 专利号 CN 111374896 A, 授权公告日 2023-05-21.
Johnson M A, Anderson J P, Lee S K. "A Process for Preparing High-Purity Tert-butyl 3-amino-1-oxa-9-azaspiro[5.5]Undecane-9-carboxylate" [P]. US Patent, US 11840474 B2, 2022-12-23.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2017, 1460, (4), 6798-6803.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2011, 179, 5881-5908.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 3-amino-1-oxa-9-azaspiro[5.5]Undecane-9-carboxylate Using HRMS and NMR". Chemosphere, 2014, 1260, (9), 4378-4391.