发明人陈志强,赵玉洁,徐明华. "Method for the Synthesis of N-(2,4-difluorophenyl)-N-(phenylsulfonyl)glycine" [P]. 中国发明专利, 专利号 CN 110772169 B, 授权公告日 2015-09-20.
发明人刘建华,杨光,黄志刚. "A Process for Preparing High-Purity N-(2,4-difluorophenyl)-N-(phenylsulfonyl)glycine" [P]. 中国发明专利, 专利号 CN 108343161 A, 授权公告日 2015-12-17.
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