发明人唐晓军,陈志强,冯建国. "Method for the Synthesis of Ethyl 3-Bromo-4-chloroindole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116719193 B, 授权公告日 2022-08-04.
发明人周伟,胡光,杨光. "A Process for Preparing High-Purity Ethyl 3-Bromo-4-chloroindole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111168352 B, 授权公告日 2022-03-09.
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