发明人冯建国,钱学锋,韩伟. "Method for the Synthesis of 2-(4-Bromophenyl)-3-(ethylsulfonyl)-1H-pyrrole" [P]. 中国发明专利, 专利号 CN 115139933 B, 授权公告日 2015-01-07.
发明人李文辉,杨光,马晓峰. "A Process for Preparing High-Purity 2-(4-Bromophenyl)-3-(ethylsulfonyl)-1H-pyrrole" [P]. 中国发明专利, 专利号 CN 116825381 B, 授权公告日 2022-03-19.
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