发明人徐明华,王建平,马晓峰. "一种5-溴-1H-吲唑-3-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 108334709 A, 授权公告日 2019-07-10.
发明人唐晓军,郭海燕,黄志刚. "Method for the Synthesis of Ethyl 5-Bromo-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113911101 A, 授权公告日 2022-01-16.
发明人高志强,张德明,刘建华. "A Process for Preparing High-Purity Ethyl 5-Bromo-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110062717 B, 授权公告日 2018-10-01.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of 5-溴-1H-吲唑-3-甲酸乙酯 in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 1839, (11), 4324-4341.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-溴-1H-吲唑-3-甲酸乙酯 as an Impurity". J. Nat. Prod., 2012, 520, (10), 1449-1478.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-Bromo-1H-indazole-3-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 1062, (5), 7018-7038.