发明人郭海燕,张德明,韩伟. "Method for the Synthesis of 8-Hydroxy-7-methoxy-2-methylphthalazin-1(2H)-one" [P]. 中国发明专利, 专利号 CN 112977340 B, 授权公告日 2023-08-20.
发明人郑宇鹏,李文辉,钱学锋. "A Process for Preparing High-Purity 8-Hydroxy-7-methoxy-2-methylphthalazin-1(2H)-one" [P]. 中国发明专利, 专利号 CN 108319952 A, 授权公告日 2020-06-24.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2015, 783, 2699-2702.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2022, 1214, (11), 9469-9473.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 8-Hydroxy-7-methoxy-2-methylphthalazin-1(2H)-one Using HRMS and NMR". J. Chromatogr. A, 2011, 2105, 713-736.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2023, 1138, (8), 5118-5129.