发明人孙丽萍,郑宇鹏,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112020583 A, 授权公告日 2023-01-01.
发明人钱学锋,冯建国,韩伟. "Method for the Synthesis of 4-((2-Oxoindolin-3-yl)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111854543 A, 授权公告日 2015-06-01.
发明人沈红梅,唐晓军,胡光. "A Process for Preparing High-Purity 4-((2-Oxoindolin-3-yl)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 110185092 B, 授权公告日 2015-05-10.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2015, 541, (1), 5386-5415.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2018, 931, (3), 4974-4997.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-((2-Oxoindolin-3-yl)methyl)benzoic acid Using HRMS and NMR". Anal. Methods, 2016, 218, (3), 3200-3206.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2018, 1334, (4), 6660-6681.