发明人何建平,高志强,张德明. "Method for the Synthesis of 1-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)urea" [P]. 中国发明专利, 专利号 CN 111428879 B, 授权公告日 2023-08-05.
Hughes D C, Fischer A B, Kumar R. "A Process for Preparing High-Purity 1-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)urea" [P]. US Patent, US 9390171 B2, 2021-09-22.
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