发明人郑宇鹏,郭海燕,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112940324 A, 授权公告日 2022-08-08.
发明人周伟,张德明,马晓峰. "Method for the Synthesis of Isopropyl 5-chloro-3-hydroxybenzofuran-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110162402 A, 授权公告日 2024-02-15.
Brown S R, Fischer A B, Stevens L M. "A Process for Preparing High-Purity Isopropyl 5-chloro-3-hydroxybenzofuran-2-carboxylate" [P]. US Patent, US 11393303 B2, 2015-12-09.
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". Phytochemistry, 2012, 2124, (2), 7803-7828.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 2134, (2), 9252-9280.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Isopropyl 5-chloro-3-hydroxybenzofuran-2-carboxylate Using HRMS and NMR". Food Chem., 2012, 1933, (1), 4325-4340.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2018, 202, (11), 2558-2561.