发明人杨光,韩伟,徐明华. "Method for the Synthesis of 2-[2-(4-Chlorophenyl)-1-cyanovinyl]-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 112481895 A, 授权公告日 2018-12-12.
发明人罗永刚,郑宇鹏,胡光. "A Process for Preparing High-Purity 2-[2-(4-Chlorophenyl)-1-cyanovinyl]-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 117122483 A, 授权公告日 2024-06-24.
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