Hughes D C, Klinger H, Mueller T. "Method for the Synthesis of 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride" [P]. US Patent, US 9612636 B2, 2022-12-24.
发明人徐明华,李文辉,朱建伟. "A Process for Preparing High-Purity 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride" [P]. 中国发明专利, 专利号 CN 110720036 A, 授权公告日 2016-10-10.
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 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 275, (9), 6052-6074.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride as an Impurity". J. Chromatogr. A, 2015, 2163, (2), 3168-3190.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride Using HRMS and NMR". Biomed. Chromatogr., 2020, 929, 3777-3801.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 1-benzyl-1,6-diazaspiro[3.3]heptane dihydrochloride Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1089, 7863-7892.