Fischer A B, Davis P L, Mueller T. "一种的合成方法" [P]. US Patent, US 9629935 B2, 2015-10-04.
O'Brien P Q, Fischer A B, Anderson J P. "Method for the Synthesis of 4-(2-Ethylbutanoyl)-1H-pyrrole-2-carboxamide" [P]. US Patent, US 9750420 B2, 2023-01-16.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 2407, (5), 2708-2723.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1049, 3430-3450.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-Ethylbutanoyl)-1H-pyrrole-2-carboxamide Using HRMS and NMR". Anal. Methods, 2025, 2311, 2987-3000.