Williams B T, O'Brien P Q, Kumar R. "一种的合成方法" [P]. US Patent, US 10945920 B2, 2019-05-06.
发明人钱学锋,高志强,王建平. "Method for the Synthesis of 1-Benzyl-1,6-diazaspiro[3.3]heptane hemioxalate" [P]. 中国发明专利, 专利号 CN 114943119 B, 授权公告日 2018-04-28.
Fischer A B, Lee S K, Patel M V. "A Process for Preparing High-Purity 1-Benzyl-1,6-diazaspiro[3.3]heptane hemioxalate" [P]. US Patent, US 11261607 B2, 2022-03-22.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 617, (3), 7660-7677.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 878, (3), 3009-3036.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1-Benzyl-1,6-diazaspiro[3.3]heptane hemioxalate Using HRMS and NMR". J. Nat. Prod., 2014, 1965, (3), 3625-3641.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 244, (8), 9705-9715.