发明人钱学锋,何建平,周伟. "Method for the Synthesis of 2-(Cyclopentylamino)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 117694982 A, 授权公告日 2016-08-21.
发明人杨光,沈红梅,冯建国. "A Process for Preparing High-Purity 2-(Cyclopentylamino)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 112416259 A, 授权公告日 2024-02-28.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 428, 8178-8181.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2025, 897, (7), 6389-6392.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Cyclopentylamino)nicotinonitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 979, (3), 1873-1884.