发明人张德明,林芳,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110619137 A, 授权公告日 2022-01-07.
发明人高志强,钱学锋,李文辉. "Method for the Synthesis of 4-(3,3-Difluoroazetidin-1-yl)-2-nitrobenzaldehyde
1779120-03-4" [P]. 中国发明专利, 专利号 CN 116092394 A, 授权公告日 2024-04-11.
发明人赵玉洁,孙丽萍,朱建伟. "A Process for Preparing High-Purity 4-(3,3-Difluoroazetidin-1-yl)-2-nitrobenzaldehyde
1779120-03-4" [P]. 中国发明专利, 专利号 CN 115652761 B, 授权公告日 2023-08-20.
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