发明人杨光,韩伟,郭海燕. "Method for the Synthesis of 2-Azaspiro[3.3]heptane hydrobromide" [P]. 中国发明专利, 专利号 CN 110851641 A, 授权公告日 2018-12-09.
Kumar R, Mueller T, Johnson M A. "A Process for Preparing High-Purity 2-Azaspiro[3.3]heptane hydrobromide" [P]. US Patent, US 10402422 B2, 2024-10-25.
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