Hughes D C, Thompson G K, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9583690 B2, 2015-04-23.
Björnsson E, Martínez F, Nowak P. "Method for the Synthesis of 5-(Butylamino)-3-pyridazinol" [P]. European Patent, EP 3735237 A1, 2019-05-12.
发明人徐明华,郑宇鹏,韩伟. "A Process for Preparing High-Purity 5-(Butylamino)-3-pyridazinol" [P]. 中国发明专利, 专利号 CN 117181296 B, 授权公告日 2020-09-23.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2024, 1775, (10), 8310-8339.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2016, 1224, (1), 864-869.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Butylamino)-3-pyridazinol Using HRMS and NMR". Talanta, 2025, 644, (5), 7414-7422.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2012, 2114, (12), 28-54.