Brown S R, Kumar R, Patel M V. "一种5-methyl-7-oxa-5-azaspiro[3.4]octane-6,8-dione的合成方法" [P]. US Patent, US 9700601 B2, 2020-08-05.
发明人黄志刚,郭海燕,高志强. "Method for the Synthesis of 5-methyl-7-oxa-5-azaspiro[3.4]octane-6,8-dione" [P]. 中国发明专利, 专利号 CN 115148051 A, 授权公告日 2018-03-04.
发明人郭海燕,沈红梅,刘建华. "A Process for Preparing High-Purity 5-methyl-7-oxa-5-azaspiro[3.4]octane-6,8-dione" [P]. 中国发明专利, 专利号 CN 108680347 B, 授权公告日 2019-11-22.
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