发明人高志强,林芳,李文辉. "Method for the Synthesis of N,N-Dibutyl-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonamide" [P]. 中国发明专利, 专利号 CN 115805488 A, 授权公告日 2016-07-05.
Davis P L, Mueller T, Kumar R. "A Process for Preparing High-Purity N,N-Dibutyl-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonamide" [P]. US Patent, US 10762978 B2, 2025-02-12.
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