发明人钱学锋,张德明,唐晓军. "Method for the Synthesis of 3-Ethyl-6-methyl-4-phenylisoxazolo[3,4-d]pyridazin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 113481005 A, 授权公告日 2025-02-15.
发明人朱建伟,胡光,孙丽萍. "A Process for Preparing High-Purity 3-Ethyl-6-methyl-4-phenylisoxazolo[3,4-d]pyridazin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 117959573 A, 授权公告日 2018-02-12.
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