发明人韩伟,陈志强,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113659230 A, 授权公告日 2016-05-14.
发明人胡光,冯建国,周伟. "Method for the Synthesis of 4-(6-(Pyrrolidin-1-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 110857204 A, 授权公告日 2015-01-08.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2018, 2047, (9), 5008-5016.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2021, 1929, (6), 3069-3098.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-(6-(Pyrrolidin-1-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)butanoic acid Using HRMS and NMR". J. Nat. Prod., 2018, 1197, 2494-2524.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2021, 2005, (2), 841-862.