发明人冯建国,马晓峰,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115848782 A, 授权公告日 2024-02-15.
Hughes D C, Lee S K, O'Brien P Q. "Method for the Synthesis of (2Z)-2-Amino-3-[(E)-[(pyridin-3-yl)methylidene]amino]but-2-enedinitrile" [P]. US Patent, US 11620898 B2, 2018-12-25.
发明人马晓峰,孙丽萍,刘建华. "A Process for Preparing High-Purity (2Z)-2-Amino-3-[(E)-[(pyridin-3-yl)methylidene]amino]but-2-enedinitrile" [P]. 中国发明专利, 专利号 CN 108674121 A, 授权公告日 2018-02-22.
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., 2020, 1976, (5), 5851-5862.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2013, 2122, 2172-2181.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of (2Z)-2-Amino-3-[(E)-[(pyridin-3-yl)methylidene]amino]but-2-enedinitrile Using HRMS and NMR". J. Nat. Prod., 2021, 1067, 5052-5060.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2016, 1164, 522-543.