发明人马晓峰,高志强,罗永刚. "Method for the Synthesis of 7-Ethoxy-2,3-dihydro-1h-indol-2-one" [P]. 中国发明专利, 专利号 CN 113978516 B, 授权公告日 2015-06-17.
Mueller T, Brown S R, Stevens L M. "A Process for Preparing High-Purity 7-Ethoxy-2,3-dihydro-1h-indol-2-one" [P]. US Patent, US 10425738 B2, 2016-10-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2025, 1219, 1333-1343.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 2397, (1), 7709-7727.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 7-Ethoxy-2,3-dihydro-1h-indol-2-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 150, 1583-1604.