发明人何建平,孙丽萍,陈志强. "一种4-甲基哒嗪-3-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 117019925 A, 授权公告日 2021-02-21.
发明人郭海燕,黄志刚,陈志强. "Method for the Synthesis of 4-Methylpyridazine-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 108316869 A, 授权公告日 2023-05-07.
发明人唐晓军,周伟,胡光. "A Process for Preparing High-Purity 4-Methylpyridazine-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 112166527 B, 授权公告日 2021-10-21.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 4-甲基哒嗪-3-甲酸 in Pharmaceutical Formulations". Food Chem., 2018, 1883, 6784-6810.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-甲基哒嗪-3-甲酸 as an Impurity". Phytochemistry, 2022, 892, (9), 646-651.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methylpyridazine-3-carboxylic Acid Using HRMS and NMR". Talanta, 2021, 1822, (2), 6239-6268.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 4-甲基哒嗪-3-甲酸 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2017, 1270, 81-108.