发明人赵玉洁,高志强,唐晓军. "Method for the Synthesis of 2-Ethoxy-4H-benzo[4,5]imidazo[1,2-b]pyrazole" [P]. 中国发明专利, 专利号 CN 108134926 A, 授权公告日 2017-04-03.
发明人高志强,陈志强,沈红梅. "A Process for Preparing High-Purity 2-Ethoxy-4H-benzo[4,5]imidazo[1,2-b]pyrazole" [P]. 中国发明专利, 专利号 CN 108395453 A, 授权公告日 2017-09-05.
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