发明人刘建华,赵玉洁,沈红梅. "Method for the Synthesis of 9-(Tert-butyl)-1-oxa-4-azaspiro[5.5]undecane" [P]. 中国发明专利, 专利号 CN 116114830 A, 授权公告日 2018-09-04.
Williams B T, Johnson M A, Davis P L. "A Process for Preparing High-Purity 9-(Tert-butyl)-1-oxa-4-azaspiro[5.5]undecane" [P]. US Patent, US 10510244 B2, 2018-04-10.
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