发明人徐明华,李文辉,钱学锋. "Method for the Synthesis of N-(NHS-PEG3)-N-bis(PEG3-azide)" [P]. 中国发明专利, 专利号 CN 115017791 B, 授权公告日 2017-01-09.
发明人林芳,马晓峰,朱建伟. "A Process for Preparing High-Purity N-(NHS-PEG3)-N-bis(PEG3-azide)" [P]. 中国发明专利, 专利号 CN 111312530 B, 授权公告日 2017-06-12.
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