Kowalski A, Mueller T C, Johansson L. "一种的合成方法" [P]. European Patent, EP 3102962 A1, 2022-10-06.
Klinger H, Johnson M A, Patel M V. "Method for the Synthesis of Methyl 4-nitro-1H-pyrrole-2-carboxylate" [P]. US Patent, US 10231084 B2, 2024-12-18.
Kumar R, Klinger H, Hughes D C. "A Process for Preparing High-Purity Methyl 4-nitro-1H-pyrrole-2-carboxylate" [P]. US Patent, US 11541649 B2, 2023-03-10.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 300, (12), 5192-5197.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 228, (4), 5297-5315.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-nitro-1H-pyrrole-2-carboxylate Using HRMS and NMR". Talanta, 2017, 402, (10), 5561-5568.