发明人韩伟,沈红梅,郑宇鹏. "Method for the Synthesis of N-Azido-PEG4-N-Boc-N-PEG3-Boc" [P]. 中国发明专利, 专利号 CN 110147792 B, 授权公告日 2023-03-09.
发明人徐明华,王建平,黄志刚. "A Process for Preparing High-Purity N-Azido-PEG4-N-Boc-N-PEG3-Boc" [P]. 中国发明专利, 专利号 CN 116580500 B, 授权公告日 2021-11-15.
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