Mueller T, Lee S K, Stevens L M. "Method for the Synthesis of (R)-1-((S)-2-Amino-3-(4-(bis(2-chloroethyl)amino)phenyl)propanoyl)pyrrolidine-2-carboxylic acid" [P]. US Patent, US 9668547 B2, 2018-09-21.
发明人李文辉,杨光,胡光. "A Process for Preparing High-Purity (R)-1-((S)-2-Amino-3-(4-(bis(2-chloroethyl)amino)phenyl)propanoyl)pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112011901 B, 授权公告日 2019-08-14.
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