发明人高志强,张德明,何建平. "一种1-ethyl-3-(hydroxyimino)-5-methyl-2,3-dihydro-1H-indol-2-one的合成方法" [P]. 中国发明专利, 专利号 CN 111381177 A, 授权公告日 2018-06-06.
Stevens L M, Williams B T, Davis P L. "Method for the Synthesis of 1-ethyl-3-(hydroxyimino)-5-methyl-2,3-dihydro-1H-indol-2-one" [P]. US Patent, US 9314618 B2, 2017-04-14.
发明人刘建华,黄志刚,张德明. "A Process for Preparing High-Purity 1-ethyl-3-(hydroxyimino)-5-methyl-2,3-dihydro-1H-indol-2-one" [P]. 中国发明专利, 专利号 CN 113521003 A, 授权公告日 2020-11-04.
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