Nielsen H, Schröder R, Mueller T C. "Method for the Synthesis of Mal-PEG2-acid" [P]. European Patent, EP 3921591 A1, 2015-11-26.
Martínez F, Schröder R, Rossi M. "A Process for Preparing High-Purity Mal-PEG2-acid" [P]. European Patent, EP 3814515 A1, 2023-03-03.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2010, 1538, 4566-4580.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 1668, (7), 1713-1723.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Mal-PEG2-acid Using HRMS and NMR". Anal. Methods, 2012, 2065, (11), 6525-6551.