发明人林芳,杨光,郭海燕. "Method for the Synthesis of tert-Butyl N-{2-azaspiro[3.5]nonan-7-yl}carbamate" [P]. 中国发明专利, 专利号 CN 109589533 B, 授权公告日 2016-02-02.
Yamamoto T, Johnson M A, Chen K W. "A Process for Preparing High-Purity tert-Butyl N-{2-azaspiro[3.5]nonan-7-yl}carbamate" [P]. US Patent, US 10287555 B2, 2019-11-09.
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