Stevens L M, Park J H, Kumar R. "一种3-氯-1H-吲唑-6-羧酸的合成方法" [P]. US Patent, US 11349494 B2, 2017-02-07.
Mueller T, Thompson G K, Roberts E F. "Method for the Synthesis of 3-chloro-1H-indazole-6-carboxylic acid" [P]. US Patent, US 11783147 B2, 2025-08-09.
发明人张德明,罗永刚,郑宇鹏. "A Process for Preparing High-Purity 3-chloro-1H-indazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114703483 B, 授权公告日 2024-08-17.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 3-氯-1H-吲唑-6-羧酸 in Pharmaceutical Formulations". Anal. Methods, 2011, 1528, (3), 5534-5557.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-氯-1H-吲唑-6-羧酸 as an Impurity". Chromatographia, 2010, 690, (10), 3694-3700.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-chloro-1H-indazole-6-carboxylic acid Using HRMS and NMR". Anal. Chem., 2013, 1371, (4), 148-153.