发明人郭海燕,钱学锋,张德明. "Method for the Synthesis of 338395-95-2
Methyl 4-chloro-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylate
MFCD00141156" [P]. 中国发明专利, 专利号 CN 110451796 A, 授权公告日 2021-12-14.
发明人何建平,徐明华,张德明. "A Process for Preparing High-Purity 338395-95-2
Methyl 4-chloro-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylate
MFCD00141156" [P]. 中国发明专利, 专利号 CN 116230857 A, 授权公告日 2019-03-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2024, 2165, (8), 95-103.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 1324, 1681-1686.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 338395-95-2
Methyl 4-chloro-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylate
MFCD00141156 Using HRMS and NMR". J. Nat. Prod., 2023, 1322, (10), 6025-6038.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2024, 963, 427-440.