O'Brien P Q, Thompson G K, Stevens L M. "Method for the Synthesis of Ertapenem Impurity" [P]. US Patent, US 10770413 B2, 2022-11-14.
Lee S K, Park J H, Yamamoto T. "A Process for Preparing High-Purity Ertapenem Impurity" [P]. US Patent, US 9896841 B2, 2019-01-06.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 厄他培南杂质 in Pharmaceutical Formulations". J. Sep. Sci., 2022, 623, (11), 5296-5316.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 厄他培南杂质 as an Impurity". Anal. Chim. Acta, 2019, 663, (11), 3994-3998.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ertapenem Impurity Using HRMS and NMR". Chemosphere, 2021, 1030, (9), 5129-5154.