发明人徐明华,冯建国,钱学锋. "Method for the Synthesis of 1-(2,2-Difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarbonyl chloride" [P]. 中国发明专利, 专利号 CN 110511714 A, 授权公告日 2022-12-10.
发明人刘建华,钱学锋,罗永刚. "A Process for Preparing High-Purity 1-(2,2-Difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarbonyl chloride" [P]. 中国发明专利, 专利号 CN 115555311 B, 授权公告日 2017-05-18.
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