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发明人钱学锋,沈红梅,冯建国. "A Process for Preparing High-Purity N-[3-[[2-[[4-[[1-(2-Fluoroethyl)-3-azetidinyl]amino]-2-methoxyphenyl]amino]-5-(trifluoromethyl)-4-pyrimidinyl]amino]phenyl]-2-propenamide" [P]. 中国发明专利, 专利号 CN 108953089 A, 授权公告日 2018-11-12.
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