Lee S K, Park J H, Mueller T. "一种的合成方法" [P]. US Patent, US 11769485 B2, 2024-08-19.
发明人孙丽萍,胡光,沈红梅. "Method for the Synthesis of 4-(Dimethylamino)benzoic Acid 6-Acetyl-2,3-dimethoxyphenyl Ester" [P]. 中国发明专利, 专利号 CN 114960696 B, 授权公告日 2024-09-22.
Nielsen H, Rossi M, Schröder R. "A Process for Preparing High-Purity 4-(Dimethylamino)benzoic Acid 6-Acetyl-2,3-dimethoxyphenyl Ester" [P]. European Patent, EP 3442984 A1, 2018-12-18.
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". Rapid Commun. Mass Spectrom., 2022, 2028, (11), 124-142.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 112, (4), 9942-9954.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Dimethylamino)benzoic Acid 6-Acetyl-2,3-dimethoxyphenyl Ester Using HRMS and NMR". Anal. Methods, 2024, 1989, 7613-7624.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2021, 2471, (7), 2702-2729.