发明人陈志强,朱建伟,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111015787 A, 授权公告日 2015-03-09.
发明人黄志刚,李文辉,徐明华. "Method for the Synthesis of 1-(4-Methylphenyl)-4,5,6,7-tetrahydro-1h-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108339884 A, 授权公告日 2022-08-24.
发明人罗永刚,沈红梅,郭海燕. "A Process for Preparing High-Purity 1-(4-Methylphenyl)-4,5,6,7-tetrahydro-1h-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117954683 B, 授权公告日 2016-04-15.
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". J. Chromatogr. A, 2023, 1445, 2656-2662.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2020, 958, (1), 5557-5576.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Methylphenyl)-4,5,6,7-tetrahydro-1h-indazole-3-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2023, 623, (12), 5983-5996.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 1388, 395-408.