发明人杨光,唐晓军,罗永刚. "Method for the Synthesis of Ethyl 4-oxo-4-(p-tolyl)butanoate" [P]. 中国发明专利, 专利号 CN 115733957 A, 授权公告日 2020-02-19.
Mueller T, Johnson M A, Brown S R. "A Process for Preparing High-Purity Ethyl 4-oxo-4-(p-tolyl)butanoate" [P]. US Patent, US 11614831 B2, 2020-05-10.
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