(3S,5R)-5-[{(4-[3-chloro-4-fluoroanilino]-7-methoxyquinazolin-5-yl)oxy}methyl]-pyrrolidin-3-ol 、
溶剂黄146 以to give the title compound as a white solid in 59% yield的产率得到(3S,5R)-1-acetyl-5-[{(4-[3-chloro-4-fluoroanilino]-7-methoxyquinazolin-5-yl)oxy}methyl]pyrrolidin-3-ol