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发明人徐明华,罗永刚,韩伟. "Method for the Synthesis of 3-Bromo-2H-pyrazolo[4,3-d]pyrimidin-7-amine" [P]. 中国发明专利, 专利号 CN 109740179 B, 授权公告日 2019-05-21.
发明人郭海燕,罗永刚,王建平. "A Process for Preparing High-Purity 3-Bromo-2H-pyrazolo[4,3-d]pyrimidin-7-amine" [P]. 中国发明专利, 专利号 CN 114110250 A, 授权公告日 2019-01-11.
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