发明人罗永刚,钱学锋,赵玉洁. "Method for the Synthesis of n,n-Dimethyl-5h,6h,7h,8h-pyrido[4,3-c]pyridazin-3-amine" [P]. 中国发明专利, 专利号 CN 114377703 A, 授权公告日 2017-06-03.
发明人王建平,马晓峰,李文辉. "A Process for Preparing High-Purity n,n-Dimethyl-5h,6h,7h,8h-pyrido[4,3-c]pyridazin-3-amine" [P]. 中国发明专利, 专利号 CN 116226813 A, 授权公告日 2017-09-16.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2021, 1150, (1), 3502-3530.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 2097, (7), 9888-9901.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of n,n-Dimethyl-5h,6h,7h,8h-pyrido[4,3-c]pyridazin-3-amine Using HRMS and NMR". J. Nat. Prod., 2025, 418, 1182-1203.