Stevens L M, Johnson M A, Yamamoto T. "一种的合成方法" [P]. US Patent, US 10942139 B2, 2022-10-27.
Roberts E F, Kumar R, Williams B T. "Method for the Synthesis of tert-butyl 5-(4-methylpiperazin-1-ylsulfonyl)-1H-indole-1-carboxylate" [P]. US Patent, US 11349421 B2, 2020-02-22.
发明人朱建伟,赵玉洁,刘建华. "A Process for Preparing High-Purity tert-butyl 5-(4-methylpiperazin-1-ylsulfonyl)-1H-indole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111295405 B, 授权公告日 2020-09-21.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2016, 1813, (10), 5287-5304.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 318, (11), 7544-7550.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 5-(4-methylpiperazin-1-ylsulfonyl)-1H-indole-1-carboxylate Using HRMS and NMR". Anal. Methods, 2016, 302, 2978-3006.