Nowak P, Björnsson E, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3179585 A1, 2015-09-17.
发明人郭海燕,赵玉洁,杨光. "Method for the Synthesis of 6-Phenyl-5-(piperazin-1-yl)pyridazin-3-ol" [P]. 中国发明专利, 专利号 CN 110707587 A, 授权公告日 2018-11-14.
Anderson J P, Thompson G K, Schröder R. "A Process for Preparing High-Purity 6-Phenyl-5-(piperazin-1-yl)pyridazin-3-ol" [P]. US Patent, US 9603473 B2, 2015-11-21.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 1760, 8219-8229.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 1278, 6412-6422.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 6-Phenyl-5-(piperazin-1-yl)pyridazin-3-ol Using HRMS and NMR". Molecules, 2018, 1299, (6), 1275-1300.