Park J H, Chen K W, Klinger H. "Method for the Synthesis of tert-Butyl 7-bromo-4-chloro-1-oxo-1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate" [P]. US Patent, US 11962173 B2, 2024-05-27.
发明人高志强,马晓峰,何建平. "A Process for Preparing High-Purity tert-Butyl 7-bromo-4-chloro-1-oxo-1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110607419 A, 授权公告日 2020-08-14.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 1409, 4912-4928.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 2427, (5), 6581-6598.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 7-bromo-4-chloro-1-oxo-1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2018, 549, (1), 763-776.