发明人赵玉洁,刘建华,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109254074 A, 授权公告日 2015-11-15.
发明人冯建国,罗永刚,朱建伟. "Method for the Synthesis of 3-Bromo-2-(2,4-difluorophenyl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine" [P]. 中国发明专利, 专利号 CN 112771840 B, 授权公告日 2020-09-06.
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