发明人郭海燕,林芳,李文辉. "Method for the Synthesis of 6-Methoxy-2-methylquinazoline-4(1H)-thione" [P]. 中国发明专利, 专利号 CN 108819269 B, 授权公告日 2016-03-18.
发明人刘建华,赵玉洁,陈志强. "A Process for Preparing High-Purity 6-Methoxy-2-methylquinazoline-4(1H)-thione" [P]. 中国发明专利, 专利号 CN 115161618 A, 授权公告日 2020-02-12.
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