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发明人刘建华,冯建国,张德明. "Method for the Synthesis of 4-Chloro-3-(difluoromethoxy)-1-trityl-1H-pyrazolo[4,3-c]pyridine" [P]. 中国发明专利, 专利号 CN 111526035 A, 授权公告日 2024-12-05.
发明人胡光,罗永刚,何建平. "A Process for Preparing High-Purity 4-Chloro-3-(difluoromethoxy)-1-trityl-1H-pyrazolo[4,3-c]pyridine" [P]. 中国发明专利, 专利号 CN 112173995 A, 授权公告日 2017-06-15.
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