O'Brien P Q, Lee S K, Park J H. "一种的合成方法" [P]. US Patent, US 10616494 B2, 2022-10-27.
发明人张德明,朱建伟,杨光. "Method for the Synthesis of 1-(sec-Butyl)-1-(1-ethyl-4,5-dihydro-1H-imidazol-2-yl)guanidine" [P]. 中国发明专利, 专利号 CN 112992935 B, 授权公告日 2022-05-28.
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