发明人刘建华,郭海燕,孙丽萍. "Method for the Synthesis of 2-Amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 116358656 B, 授权公告日 2020-01-21.
发明人何建平,黄志刚,韩伟. "A Process for Preparing High-Purity 2-Amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 112908980 A, 授权公告日 2023-07-12.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2023, 225, (5), 8261-8286.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 1652, (12), 9641-9665.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carbonitrile Using HRMS and NMR". J. Nat. Prod., 2013, 2292, (8), 1157-1185.