Thompson G K, Mueller T, Patel M V. "Method for the Synthesis of 4-ethoxy-1H-indole" [P]. US Patent, US 11265302 B2, 2022-05-15.
发明人马晓峰,黄志刚,沈红梅. "A Process for Preparing High-Purity 4-ethoxy-1H-indole" [P]. 中国发明专利, 专利号 CN 111830131 A, 授权公告日 2020-01-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 4-ethoxy-1H-indole in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 1497, (4), 9536-9566.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-ethoxy-1H-indole as an Impurity". Rapid Commun. Mass Spectrom., 2018, 1658, 937-963.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 4-ethoxy-1H-indole Using HRMS and NMR". J. Nat. Prod., 2014, 555, 909-923.