发明人郭海燕,王建平,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114067895 A, 授权公告日 2016-06-09.
发明人马晓峰,林芳,郑宇鹏. "Method for the Synthesis of N-Me-N-bis(PEG4-acid)" [P]. 中国发明专利, 专利号 CN 113327480 A, 授权公告日 2024-12-26.
发明人唐晓军,郑宇鹏,罗永刚. "A Process for Preparing High-Purity N-Me-N-bis(PEG4-acid)" [P]. 中国发明专利, 专利号 CN 111926930 B, 授权公告日 2022-08-10.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2013, 894, 7137-7144.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2016, 2165, 4674-4680.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of N-Me-N-bis(PEG4-acid) Using HRMS and NMR". Anal. Methods, 2010, 191, (11), 7376-7391.