Rossi M, Björnsson E, Mueller T C. "一种6-羟基-9-(4-甲氧基-2-甲基苯基)-3H-氧杂蒽-3-酮的合成方法" [P]. European Patent, EP 3165083 A1, 2023-06-02.
发明人张德明,朱建伟,孙丽萍. "Method for the Synthesis of 6-Hydroxy-9-(4-methoxy-2-methylphenyl)-3H-xanthen-3-one" [P]. 中国发明专利, 专利号 CN 110988646 B, 授权公告日 2023-07-09.
发明人林芳,胡光,冯建国. "A Process for Preparing High-Purity 6-Hydroxy-9-(4-methoxy-2-methylphenyl)-3H-xanthen-3-one" [P]. 中国发明专利, 专利号 CN 115762886 B, 授权公告日 2023-07-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 6-羟基-9-(4-甲氧基-2-甲基苯基)-3H-氧杂蒽-3-酮 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 260, 6878-6882.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-羟基-9-(4-甲氧基-2-甲基苯基)-3H-氧杂蒽-3-酮 as an Impurity". Talanta, 2010, 2124, (3), 8165-8187.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 6-Hydroxy-9-(4-methoxy-2-methylphenyl)-3H-xanthen-3-one Using HRMS and NMR". Chemosphere, 2025, 1095, 8043-8055.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate 6-羟基-9-(4-甲氧基-2-甲基苯基)-3H-氧杂蒽-3-酮 Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2023, 2348, 8144-8171.