发明人唐晓军,韩伟,钱学锋. "Method for the Synthesis of 2-(2-Oxo-2,3-dihydro-1,3-benzoxazol-3-yl)ethane-1-sulfonyl fluoride" [P]. 中国发明专利, 专利号 CN 109007323 A, 授权公告日 2019-10-14.
Jørgensen K, Johansson L, Rossi M. "A Process for Preparing High-Purity 2-(2-Oxo-2,3-dihydro-1,3-benzoxazol-3-yl)ethane-1-sulfonyl fluoride" [P]. European Patent, EP 3661282 A1, 2015-01-24.
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