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发明人马晓峰,罗永刚,王建平. "Method for the Synthesis of 8-tert-Butyl-4-(4-tert-Butylbenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112654987 B, 授权公告日 2024-05-16.
Sørensen M, Jørgensen K, Schröder R. "A Process for Preparing High-Purity 8-tert-Butyl-4-(4-tert-Butylbenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid" [P]. European Patent, EP 3885031 A1, 2015-06-03.
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