Schröder R, Kumar R, Thompson G K. "一种的合成方法" [P]. US Patent, US 11361974 B2, 2020-03-27.
Anderson J P, Johnson M A, Kumar R. "Method for the Synthesis of 4-Cyano-5-(cyclopropanecarboxamido)-N,N-diethyl-3-methylthiophene-2-carboxamide" [P]. US Patent, US 11385627 B2, 2020-12-13.
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. Agric. Food Chem., 2022, 1054, (7), 4087-4107.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2020, 1366, 8705-8711.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyano-5-(cyclopropanecarboxamido)-N,N-diethyl-3-methylthiophene-2-carboxamide Using HRMS and NMR". Anal. Chim. Acta, 2024, 2296, 8013-8024.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2014, 1857, 5120-5126.