发明人王建平,沈红梅,钱学锋. "一种6-氯吡唑并[1,5-a]嘧啶-2-羧酸的合成方法" [P]. 中国发明专利, 专利号 CN 108652070 A, 授权公告日 2024-07-18.
发明人杨光,唐晓军,孙丽萍. "Method for the Synthesis of 6-chloropyrazolo[1,5-a]pyrimidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112197770 A, 授权公告日 2021-01-20.
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