发明人韩伟,沈红梅,王建平. "Method for the Synthesis of 3,3-Dimethyl-2-oxo-2,3-dihydro-1H-indole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109582028 A, 授权公告日 2017-06-06.
Johnson M A, Park J H, Williams B T. "A Process for Preparing High-Purity 3,3-Dimethyl-2-oxo-2,3-dihydro-1H-indole-5-carboxylic acid" [P]. US Patent, US 11177341 B2, 2017-06-05.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1839, 5689-5714.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2025, 1042, (3), 8645-8663.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3,3-Dimethyl-2-oxo-2,3-dihydro-1H-indole-5-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2014, 782, (6), 588-600.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2017, 1213, (12), 2168-2195.