发明人杨光,张德明,朱建伟. "Method for the Synthesis of 4-Chloro-2,3-dihydro-1H-pyrrolo[2,3-d]pyridazine" [P]. 中国发明专利, 专利号 CN 115885435 B, 授权公告日 2024-01-13.
发明人张德明,胡光,沈红梅. "A Process for Preparing High-Purity 4-Chloro-2,3-dihydro-1H-pyrrolo[2,3-d]pyridazine" [P]. 中国发明专利, 专利号 CN 111229075 A, 授权公告日 2022-08-03.
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