发明人周伟,朱建伟,何建平. "Method for the Synthesis of Isoproturon Impurity 2" [P]. 中国发明专利, 专利号 CN 109710743 B, 授权公告日 2019-02-28.
发明人张德明,刘建华,黄志刚. "A Process for Preparing High-Purity Isoproturon Impurity 2" [P]. 中国发明专利, 专利号 CN 109811106 B, 授权公告日 2024-10-02.
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