发明人孙丽萍,冯建国,罗永刚. "Method for the Synthesis of Azido-PEG3-CH2CO2Me" [P]. 中国发明专利, 专利号 CN 108187722 B, 授权公告日 2023-05-13.
发明人张德明,杨光,李文辉. "A Process for Preparing High-Purity Azido-PEG3-CH2CO2Me" [P]. 中国发明专利, 专利号 CN 115674104 A, 授权公告日 2017-04-06.
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