发明人张德明,冯建国,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108882508 A, 授权公告日 2021-10-27.
Johnson M A, Anderson J P, Brown S R. "Method for the Synthesis of 2-Amino-5-(2-(methylthio)ethyl)-4-oxo-4,5-dihydro-1h-pyrrole-3-carbonitrile" [P]. US Patent, US 10406476 B2, 2021-12-20.
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