Fischer A B, Yamamoto T, Stevens L M. "Method for the Synthesis of Bacitracin Impurity A" [P]. US Patent, US 10116885 B2, 2022-06-16.
Anderson J P, Chen K W, Park J H. "A Process for Preparing High-Purity Bacitracin Impurity A" [P]. US Patent, US 10621821 B2, 2023-08-01.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 杆菌肽杂质A in Pharmaceutical Formulations". Chromatographia, 2014, 468, 1518-1534.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 杆菌肽杂质A as an Impurity". Environ. Sci. Technol., 2010, 941, 56-77.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Bacitracin Impurity A Using HRMS and NMR". Talanta, 2025, 1974, (9), 1655-1685.