发明人孙丽萍,张德明,陈志强. "Method for the Synthesis of 4-(3-Diethylamino-propylamino)-1,1-dioxo-tetrahydro-1lambda*6*-thiophen-3-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 113112457 B, 授权公告日 2024-09-04.
发明人唐晓军,陈志强,杨光. "A Process for Preparing High-Purity 4-(3-Diethylamino-propylamino)-1,1-dioxo-tetrahydro-1lambda*6*-thiophen-3-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 115418331 B, 授权公告日 2018-09-09.
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