O'Brien P Q, Park J H, Hughes D C. "一种的合成方法" [P]. US Patent, US 11526915 B2, 2019-10-25.
Chen K W, Kumar R, Mueller T. "Method for the Synthesis of 6-(3-Hydroxyphenyl)-2-(2-morpholinoethyl)-4-phenylpyridazin-3(2H)-one" [P]. US Patent, US 9546227 B2, 2022-12-05.
发明人钱学锋,高志强,郭海燕. "A Process for Preparing High-Purity 6-(3-Hydroxyphenyl)-2-(2-morpholinoethyl)-4-phenylpyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 109326131 A, 授权公告日 2017-10-02.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 1867, 9137-9166.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 1275, (4), 2777-2787.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 6-(3-Hydroxyphenyl)-2-(2-morpholinoethyl)-4-phenylpyridazin-3(2H)-one Using HRMS and NMR". Anal. Chem., 2013, 1694, 1849-1877.