发明人王建平,刘建华,胡光. "Method for the Synthesis of 3-(4-Hydroxy-3-methoxy-5-methylbenzylidene)indolin-2-one" [P]. 中国发明专利, 专利号 CN 114549690 B, 授权公告日 2018-03-16.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2016, 480, (9), 5701-5726.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 967, 5321-5351.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Hydroxy-3-methoxy-5-methylbenzylidene)indolin-2-one Using HRMS and NMR". Sci. Total Environ., 2014, 494, (11), 4852-4873.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2025, 96, 407-435.