发明人唐晓军,韩伟,林芳. "Method for the Synthesis of Tert-butyl 1-{[(benzyloxy)carbonyl]amino}-5-azaspiro[2.3]hexane-5-carboxylate" [P]. 中国发明专利, 专利号 CN 115547034 A, 授权公告日 2017-09-17.
发明人胡光,王建平,冯建国. "A Process for Preparing High-Purity Tert-butyl 1-{[(benzyloxy)carbonyl]amino}-5-azaspiro[2.3]hexane-5-carboxylate" [P]. 中国发明专利, 专利号 CN 109961901 A, 授权公告日 2017-11-26.
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