发明人赵玉洁,罗永刚,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116488576 A, 授权公告日 2019-12-26.
发明人黄志刚,高志强,林芳. "Method for the Synthesis of 3-(2-(2-Hydroxyphenyl)hydrazono)dihydrofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 113930274 A, 授权公告日 2019-04-27.
发明人唐晓军,胡光,赵玉洁. "A Process for Preparing High-Purity 3-(2-(2-Hydroxyphenyl)hydrazono)dihydrofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 110859935 A, 授权公告日 2020-02-21.
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