发明人张德明,胡光,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114092382 A, 授权公告日 2021-09-08.
Sørensen M, Mueller T C, Jørgensen K. "Method for the Synthesis of 4-Chloro-2-(3,4-dichlorophenyl)-5-methoxy-2,3-dihydropyridazin-3-one" [P]. European Patent, EP 3293035 A1, 2021-08-28.
发明人郑宇鹏,胡光,唐晓军. "A Process for Preparing High-Purity 4-Chloro-2-(3,4-dichlorophenyl)-5-methoxy-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 117549389 B, 授权公告日 2021-08-14.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2011, 1083, (3), 8840-8845.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2011, 2286, (5), 4137-4143.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-(3,4-dichlorophenyl)-5-methoxy-2,3-dihydropyridazin-3-one Using HRMS and NMR". Anal. Methods, 2014, 1726, 7560-7574.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2015, 749, 6986-6989.