Fischer A B, Lee S K, Yamamoto T. "Method for the Synthesis of 1-((5-Methyl-2-nitrophenoxy)methyl)-1h-pyrazole-3-carboxylic acid" [P]. US Patent, US 11982240 B2, 2019-04-10.
Fischer A B, Park J H, Thompson G K. "A Process for Preparing High-Purity 1-((5-Methyl-2-nitrophenoxy)methyl)-1h-pyrazole-3-carboxylic acid" [P]. US Patent, US 11308749 B2, 2024-12-05.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 421, 6282-6298.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2016, 624, (11), 8856-8873.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-((5-Methyl-2-nitrophenoxy)methyl)-1h-pyrazole-3-carboxylic acid Using HRMS and NMR". Chromatographia, 2017, 1049, 3032-3041.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2011, 2036, (2), 5469-5481.