Hughes D C, Yamamoto T, Mueller T. "Method for the Synthesis of 8-Fluoro-7-(trifluoromethyl)-2H-thiopyrano[3,2-c]pyridin-4(3H)-one" [P]. US Patent, US 9891836 B2, 2023-09-23.
发明人李文辉,郭海燕,赵玉洁. "A Process for Preparing High-Purity 8-Fluoro-7-(trifluoromethyl)-2H-thiopyrano[3,2-c]pyridin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 115726201 B, 授权公告日 2021-06-05.
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