发明人郑宇鹏,朱建伟,杨光. "Method for the Synthesis of 8-(Tert-butyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115146195 B, 授权公告日 2015-07-06.
发明人郑宇鹏,郭海燕,罗永刚. "A Process for Preparing High-Purity 8-(Tert-butyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116951592 A, 授权公告日 2017-01-03.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 1341, (9), 6076-6095.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2010, 1176, 3444-3461.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 8-(Tert-butyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylic acid Using HRMS and NMR". Chromatographia, 2013, 2180, (5), 9675-9698.