Anderson J P, Schröder R, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9976300 B2, 2023-01-04.
发明人何建平,罗永刚,朱建伟. "Method for the Synthesis of ethyl 5-[(tert-butoxycarbonyl)amino]-1-benzofuran-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115970313 B, 授权公告日 2015-10-11.
Johnson M A, Yamamoto T, Williams B T. "A Process for Preparing High-Purity ethyl 5-[(tert-butoxycarbonyl)amino]-1-benzofuran-2-carboxylate" [P]. US Patent, US 10846691 B2, 2016-04-26.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2024, 1570, (9), 9998-10028.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2012, 1668, (8), 9312-9333.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 5-[(tert-butoxycarbonyl)amino]-1-benzofuran-2-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2014, 1079, 1525-1540.