Park J H, Thompson G K, Schröder R. "一种的合成方法" [P]. US Patent, US 9062227 B2, 2024-11-09.
Schröder R, Johnson M A, Klinger H. "Method for the Synthesis of Imidazo[1,2-b]pyridazine-3,6-diamine" [P]. US Patent, US 11241662 B2, 2020-12-04.
发明人钱学锋,徐明华,孙丽萍. "A Process for Preparing High-Purity Imidazo[1,2-b]pyridazine-3,6-diamine" [P]. 中国发明专利, 专利号 CN 109980800 B, 授权公告日 2021-01-14.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 1672, 8095-8100.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 124, (4), 5791-5796.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Imidazo[1,2-b]pyridazine-3,6-diamine Using HRMS and NMR". J. Chromatogr. A, 2018, 537, (1), 7548-7556.