发明人胡光,张德明,何建平. "Method for the Synthesis of 3-(hydroxymethyl)-6-methyl-1,4-dihydropyridazin-4-one" [P]. 中国发明专利, 专利号 CN 114697824 A, 授权公告日 2024-06-27.
发明人刘建华,郭海燕,钱学锋. "A Process for Preparing High-Purity 3-(hydroxymethyl)-6-methyl-1,4-dihydropyridazin-4-one" [P]. 中国发明专利, 专利号 CN 111645820 A, 授权公告日 2017-02-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2018, 90, (1), 158-181.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2010, 231, (12), 3049-3061.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-(hydroxymethyl)-6-methyl-1,4-dihydropyridazin-4-one Using HRMS and NMR". Anal. Chim. Acta, 2016, 1913, 2601-2627.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2022, 269, 9978-9986.