Brown S R, O'Brien P Q, Johnson M A. "Method for the Synthesis of Ms-PEG5-t-butyl ester" [P]. US Patent, US 11409559 B2, 2022-11-01.
发明人杨光,钱学锋,张德明. "A Process for Preparing High-Purity Ms-PEG5-t-butyl ester" [P]. 中国发明专利, 专利号 CN 116140028 A, 授权公告日 2016-11-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 1707, 6413-6425.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2015, 211, (5), 9773-9796.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ms-PEG5-t-butyl ester Using HRMS and NMR". J. Chromatogr. A, 2016, 1371, (8), 7457-7481.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2014, 1365, (1), 7294-7305.