发明人刘建华,张德明,马晓峰. "Method for the Synthesis of 3-Chloro-6,7-dihydro-5H-pyrrolo[2,3-c]pyridazine" [P]. 中国发明专利, 专利号 CN 115395911 A, 授权公告日 2020-01-18.
发明人钱学锋,张德明,郭海燕. "A Process for Preparing High-Purity 3-Chloro-6,7-dihydro-5H-pyrrolo[2,3-c]pyridazine" [P]. 中国发明专利, 专利号 CN 113776018 A, 授权公告日 2016-12-12.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 1886, (10), 5005-5022.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2020, 2327, 4236-4260.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chloro-6,7-dihydro-5H-pyrrolo[2,3-c]pyridazine Using HRMS and NMR". Phytochemistry, 2012, 1757, 470-478.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 1446, (6), 9155-9174.