发明人李文辉,胡光,罗永刚. "Method for the Synthesis of 1-(pyridazin-3-yl)-1,4-diazepane" [P]. 中国发明专利, 专利号 CN 113206677 A, 授权公告日 2020-04-01.
Kumar R, Park J H, Anderson J P. "A Process for Preparing High-Purity 1-(pyridazin-3-yl)-1,4-diazepane" [P]. US Patent, US 11106143 B2, 2025-12-19.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(pyridazin-3-yl)-1,4-diazepane in Pharmaceutical Formulations". Sci. Total Environ., 2023, 1691, 2083-2108.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(pyridazin-3-yl)-1,4-diazepane as an Impurity". Anal. Chim. Acta, 2022, 2182, 981-1007.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-(pyridazin-3-yl)-1,4-diazepane Using HRMS and NMR". Biomed. Chromatogr., 2012, 478, 4131-4153.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 1-(pyridazin-3-yl)-1,4-diazepane Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2013, 2186, (8), 868-872.