Jørgensen K, Nowak P, Kowalski A. "Method for the Synthesis of 6,6-Difluorospiro[3.3]heptan-2-amine" [P]. European Patent, EP 3803326 A1, 2015-09-01.
发明人陈志强,何建平,高志强. "A Process for Preparing High-Purity 6,6-Difluorospiro[3.3]heptan-2-amine" [P]. 中国发明专利, 专利号 CN 117357730 B, 授权公告日 2025-09-15.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2021, 1898, (8), 7774-7799.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 1538, (4), 7331-7335.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 6,6-Difluorospiro[3.3]heptan-2-amine Using HRMS and NMR". Chromatographia, 2023, 359, 9986-10013.