发明人钱学锋,高志强,杨光. "Method for the Synthesis of Ethyl 5-(3,4-dichlorophenyl)-2-(morpholin-4-yl)-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113520855 A, 授权公告日 2015-01-09.
发明人郭海燕,李文辉,罗永刚. "A Process for Preparing High-Purity Ethyl 5-(3,4-dichlorophenyl)-2-(morpholin-4-yl)-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109535666 A, 授权公告日 2022-04-23.
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