发明人赵玉洁,高志强,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117485663 A, 授权公告日 2025-06-10.
Nielsen H, Martínez F, Jørgensen K. "Method for the Synthesis of Mal-PEG4-NHS ester" [P]. European Patent, EP 3377672 A1, 2018-10-21.
发明人何建平,韩伟,李文辉. "A Process for Preparing High-Purity Mal-PEG4-NHS ester" [P]. 中国发明专利, 专利号 CN 112014842 A, 授权公告日 2021-01-08.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2015, 1172, 8816-8841.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 270, (8), 1637-1656.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Mal-PEG4-NHS ester Using HRMS and NMR". J. Nat. Prod., 2020, 1633, 5782-5788.