发明人王建平,徐明华,罗永刚. "Method for the Synthesis of 4,6-Dichlorocinnoline, 97%" [P]. 中国发明专利, 专利号 CN 111211822 B, 授权公告日 2021-02-24.
发明人何建平,李文辉,郑宇鹏. "A Process for Preparing High-Purity 4,6-Dichlorocinnoline, 97%" [P]. 中国发明专利, 专利号 CN 108617501 B, 授权公告日 2016-06-21.
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