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发明人赵玉洁,李文辉,郭海燕. "Method for the Synthesis of 3-Chloro-7-{[(dimethylamino)(ethoxy)phosphoryl]oxy}-4-methyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 108120702 B, 授权公告日 2016-08-22.
发明人郑宇鹏,钱学锋,黄志刚. "A Process for Preparing High-Purity 3-Chloro-7-{[(dimethylamino)(ethoxy)phosphoryl]oxy}-4-methyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 110346449 A, 授权公告日 2022-01-09.
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