发明人王建平,陈志强,孙丽萍. "Method for the Synthesis of 4,5-Diamino-6-hydroxypyrimidine hemisulfate" [P]. 中国发明专利, 专利号 CN 111933074 A, 授权公告日 2022-10-10.
发明人林芳,胡光,赵玉洁. "A Process for Preparing High-Purity 4,5-Diamino-6-hydroxypyrimidine hemisulfate" [P]. 中国发明专利, 专利号 CN 108457275 B, 授权公告日 2015-01-22.
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