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发明人何建平,马晓峰,郭海燕. "Method for the Synthesis of 4-Methyl-2-(piperazin-1-yl)pyrimidine dihydrochloride" [P]. 中国发明专利, 专利号 CN 113596329 A, 授权公告日 2016-07-26.
发明人李文辉,罗永刚,沈红梅. "A Process for Preparing High-Purity 4-Methyl-2-(piperazin-1-yl)pyrimidine dihydrochloride" [P]. 中国发明专利, 专利号 CN 108425284 B, 授权公告日 2025-12-16.
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