发明人罗永刚,冯建国,杨光. "Method for the Synthesis of 1-(2-Methylphenyl)-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112788307 B, 授权公告日 2015-05-16.
发明人罗永刚,唐晓军,沈红梅. "A Process for Preparing High-Purity 1-(2-Methylphenyl)-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112900307 B, 授权公告日 2024-07-19.
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. Pharm. Biomed. Anal., 2019, 551, (3), 9656-9673.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2024, 1543, (10), 949-953.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Methylphenyl)-1h-pyrazole-3-carboxylic acid Using HRMS and NMR". Chemosphere, 2022, 257, (11), 8743-8757.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2021, 1619, 7406-7428.