Rossi M, Nielsen H, Martínez F. "一种的合成方法" [P]. European Patent, EP 3213845 A1, 2021-05-13.
发明人刘建华,孙丽萍,何建平. "Method for the Synthesis of 6-Bromo-4-methyl-1H-indazole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 110463990 A, 授权公告日 2017-08-23.
发明人黄志刚,罗永刚,胡光. "A Process for Preparing High-Purity 6-Bromo-4-methyl-1H-indazole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 111981012 B, 授权公告日 2021-06-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 359, 1717-1739.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 979, (6), 8151-8169.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-4-methyl-1H-indazole-3-carbaldehyde Using HRMS and NMR". J. Chromatogr. A, 2018, 1082, 5701-5711.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2021, 899, 3419-3449.