发明人杨光,周伟,刘建华. "Method for the Synthesis of Tert-butyl (2-oxoindolin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 114184301 A, 授权公告日 2017-08-09.
发明人王建平,沈红梅,马晓峰. "A Process for Preparing High-Purity Tert-butyl (2-oxoindolin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 111903419 B, 授权公告日 2018-04-12.
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