发明人马晓峰,唐晓军,何建平. "Method for the Synthesis of 6-Bromo-5-nitroindolin-2-one" [P]. 中国发明专利, 专利号 CN 109040827 A, 授权公告日 2018-01-27.
Roberts E F, Johnson M A, Patel M V. "A Process for Preparing High-Purity 6-Bromo-5-nitroindolin-2-one" [P]. US Patent, US 11833818 B2, 2018-02-28.
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