发明人周伟,罗永刚,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113013871 A, 授权公告日 2021-10-27.
发明人赵玉洁,陈志强,唐晓军. "Method for the Synthesis of 6-Methylpyridazine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 108124033 B, 授权公告日 2020-06-15.
Jørgensen K, Martínez F, Sørensen M. "A Process for Preparing High-Purity 6-Methylpyridazine-3-carboxamide" [P]. European Patent, EP 3493773 A1, 2018-10-15.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2017, 652, 7379-7390.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2022, 113, (5), 8717-8724.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-Methylpyridazine-3-carboxamide Using HRMS and NMR". Sci. Total Environ., 2019, 1452, 7882-7886.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2016, 169, (1), 9804-9822.