Yamamoto T, Hughes D C, Kumar R. "Method for the Synthesis of Ethyl 2-(m-tolyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylate" [P]. US Patent, US 11387641 B2, 2023-12-26.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 1085, (12), 8717-8739.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2012, 1091, 9461-9478.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(m-tolyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylate Using HRMS and NMR". Chromatographia, 2013, 1607, 8961-8970.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2016, 1116, (2), 2185-2200.