发明人陈志强,唐晓军,杨光. "Method for the Synthesis of 3-Amino-6,7-dihydropyrazolo[1,2-a]pyrazol-1(5h)-one hydrochloride" [P]. 中国发明专利, 专利号 CN 116934038 B, 授权公告日 2019-09-24.
发明人钱学锋,郑宇鹏,张德明. "A Process for Preparing High-Purity 3-Amino-6,7-dihydropyrazolo[1,2-a]pyrazol-1(5h)-one hydrochloride" [P]. 中国发明专利, 专利号 CN 112329679 B, 授权公告日 2017-07-20.
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