Johnson M A, Williams B T, Chen K W. "一种的合成方法" [P]. US Patent, US 11901980 B2, 2016-07-04.
Park J H, Stevens L M, Johnson M A. "Method for the Synthesis of 5-(4-Methoxyphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid" [P]. US Patent, US 9451444 B2, 2015-06-27.
Yamamoto T, Kumar R, Hughes D C. "A Process for Preparing High-Purity 5-(4-Methoxyphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid" [P]. US Patent, US 9611864 B2, 2017-09-20.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2011, 1351, (3), 1940-1954.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 1787, 9557-9573.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-Methoxyphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2013, 1820, (2), 358-375.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2019, 1102, 5571-5589.