发明人杨光,马晓峰,何建平. "Method for the Synthesis of 2-({[4-(acetylamino)phenyl]sulfonyl}amino)propanoic acid" [P]. 中国发明专利, 专利号 CN 110834048 A, 授权公告日 2018-07-25.
发明人唐晓军,马晓峰,何建平. "A Process for Preparing High-Purity 2-({[4-(acetylamino)phenyl]sulfonyl}amino)propanoic acid" [P]. 中国发明专利, 专利号 CN 108466796 B, 授权公告日 2022-03-18.
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