发明人徐明华,冯建国,钱学锋. "Method for the Synthesis of 5,6-Dimethyl-2-(3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)thieno[2,3-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 117767937 A, 授权公告日 2019-12-09.
Lefèvre J P, Johansson L, Jørgensen K. "A Process for Preparing High-Purity 5,6-Dimethyl-2-(3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)thieno[2,3-d]pyrimidin-4(3H)-one" [P]. European Patent, EP 3112614 A1, 2015-12-04.
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