发明人孙丽萍,陈志强,马晓峰. "Method for the Synthesis of Metamitron" [P]. 中国发明专利, 专利号 CN 110080202 B, 授权公告日 2020-08-26.
发明人张德明,韩伟,胡光. "A Process for Preparing High-Purity Metamitron" [P]. 中国发明专利, 专利号 CN 113787171 A, 授权公告日 2022-09-03.
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