发明人杨光,李文辉,郭海燕. "Method for the Synthesis of 1,8-Diazaspiro[4.5]decane-2,4-dione hydrochloride" [P]. 中国发明专利, 专利号 CN 112483024 A, 授权公告日 2016-09-07.
O'Brien P Q, Stevens L M, Mueller T. "A Process for Preparing High-Purity 1,8-Diazaspiro[4.5]decane-2,4-dione hydrochloride" [P]. US Patent, US 10944548 B2, 2022-06-21.
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