Klinger H, Davis P L, Johnson M A. "一种的合成方法" [P]. US Patent, US 10556822 B2, 2017-01-17.
发明人王建平,何建平,李文辉. "Method for the Synthesis of 1-(1-Ethyl-1H-indol-3-yl)-3-(3-hydroxypropyl)urea" [P]. 中国发明专利, 专利号 CN 114588344 B, 授权公告日 2015-09-21.
Lee S K, Roberts E F, Park J H. "A Process for Preparing High-Purity 1-(1-Ethyl-1H-indol-3-yl)-3-(3-hydroxypropyl)urea" [P]. US Patent, US 9588337 B2, 2015-03-17.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2022, 1531, (12), 5841-5863.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2012, 2261, (10), 3329-3353.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(1-Ethyl-1H-indol-3-yl)-3-(3-hydroxypropyl)urea Using HRMS and NMR". Anal. Chem., 2019, 1422, (12), 4198-4225.