发明人韩伟,胡光,郑宇鹏. "Method for the Synthesis of 7-Bromo-5-ethyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 113533064 B, 授权公告日 2015-12-14.
Klinger H, Kumar R, Fischer A B. "A Process for Preparing High-Purity 7-Bromo-5-ethyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine-2-carbonitrile" [P]. US Patent, US 11428334 B2, 2017-05-26.
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