发明人钱学锋,唐晓军,何建平. "Method for the Synthesis of 6-Hydroxy-2-oxo-4-phenyl-1,2-dihydro-pyridine-3,5-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 112743462 B, 授权公告日 2025-01-27.
发明人张德明,陈志强,马晓峰. "A Process for Preparing High-Purity 6-Hydroxy-2-oxo-4-phenyl-1,2-dihydro-pyridine-3,5-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 113446970 A, 授权公告日 2021-10-11.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2011, 1361, 4340-4346.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 1154, (12), 8697-8723.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-Hydroxy-2-oxo-4-phenyl-1,2-dihydro-pyridine-3,5-dicarbonitrile Using HRMS and NMR". Anal. Methods, 2014, 2442, 7258-7262.