发明人杨光,沈红梅,郭海燕. "Method for the Synthesis of 2-(4-Bromophenyl)-3-chloro-2H-indazole" [P]. 中国发明专利, 专利号 CN 110040167 A, 授权公告日 2020-07-24.
发明人罗永刚,陈志强,冯建国. "A Process for Preparing High-Purity 2-(4-Bromophenyl)-3-chloro-2H-indazole" [P]. 中国发明专利, 专利号 CN 110895631 B, 授权公告日 2016-08-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 498, (3), 7702-7712.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 371, (7), 7006-7015.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Bromophenyl)-3-chloro-2H-indazole Using HRMS and NMR". J. Pharm. Biomed. Anal., 2010, 848, (10), 1797-1826.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2017, 248, (3), 6040-6061.