Nielsen H, Jørgensen K, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3973204 A1, 2017-07-10.
Lefèvre J P, Rossi M, Johansson L. "Method for the Synthesis of Methyl (R)-4-(2,5-dimethyl-1H-pyrrol-1-yl)cyclopent-1-ene-1-carboxylate" [P]. European Patent, EP 3382741 A1, 2015-11-20.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2018, 157, 1034-1044.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 437, (11), 8715-8736.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl (R)-4-(2,5-dimethyl-1H-pyrrol-1-yl)cyclopent-1-ene-1-carboxylate Using HRMS and NMR". Environ. Sci. Technol., 2023, 1883, (10), 8072-8092.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2017, 2270, 437-448.