发明人韩伟,唐晓军,沈红梅. "Method for the Synthesis of (2-Pyridyldithio)-PEG4-alcohol" [P]. 中国发明专利, 专利号 CN 108878800 A, 授权公告日 2024-11-09.
发明人马晓峰,钱学锋,王建平. "A Process for Preparing High-Purity (2-Pyridyldithio)-PEG4-alcohol" [P]. 中国发明专利, 专利号 CN 117134265 B, 授权公告日 2017-07-11.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 2260, (6), 9254-9281.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2016, 2364, 452-473.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (2-Pyridyldithio)-PEG4-alcohol Using HRMS and NMR". Anal. Chem., 2016, 1266, 190-195.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2019, 1650, 1161-1169.