发明人黄志刚,杨光,孙丽萍. "Method for the Synthesis of 1-(3-Ethyl-1-(phenylsulfonyl)-1H-pyrrol-2-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 109113044 B, 授权公告日 2016-01-17.
发明人唐晓军,孙丽萍,王建平. "A Process for Preparing High-Purity 1-(3-Ethyl-1-(phenylsulfonyl)-1H-pyrrol-2-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 108191954 A, 授权公告日 2016-09-27.
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