发明人钱学锋,周伟,李文辉. "Method for the Synthesis of Tert-butyl N-[(4S,7S)-3-oxo-1-oxaspiro[3.5]nonan-7-yl]carbamate" [P]. 中国发明专利, 专利号 CN 111647455 B, 授权公告日 2015-07-04.
发明人胡光,黄志刚,李文辉. "A Process for Preparing High-Purity Tert-butyl N-[(4S,7S)-3-oxo-1-oxaspiro[3.5]nonan-7-yl]carbamate" [P]. 中国发明专利, 专利号 CN 113614246 B, 授权公告日 2021-08-10.
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