发明人张德明,李文辉,胡光. "Method for the Synthesis of 3-(3,4-Difluorophenyl)-5H-indeno[1,2-c]pyridazin-5-one" [P]. 中国发明专利, 专利号 CN 110631619 B, 授权公告日 2022-05-15.
Brown S R, Davis P L, Klinger H. "A Process for Preparing High-Purity 3-(3,4-Difluorophenyl)-5H-indeno[1,2-c]pyridazin-5-one" [P]. US Patent, US 9221690 B2, 2018-03-04.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 114, (5), 6838-6849.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2018, 1005, (3), 3009-3021.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3,4-Difluorophenyl)-5H-indeno[1,2-c]pyridazin-5-one Using HRMS and NMR". J. Nat. Prod., 2012, 490, 5302-5325.