发明人胡光,韩伟,郑宇鹏. "Method for the Synthesis of 1-Boc-1,6-diazaspiro[3.3]heptane Hemioxalate" [P]. 中国发明专利, 专利号 CN 109314397 B, 授权公告日 2023-04-12.
发明人刘建华,周伟,马晓峰. "A Process for Preparing High-Purity 1-Boc-1,6-diazaspiro[3.3]heptane Hemioxalate" [P]. 中国发明专利, 专利号 CN 110845612 A, 授权公告日 2025-11-28.
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