4-amino-3-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole-5-carboxamide 、 methyl (3,4-trans)-4-methyl-1-(pyrimidin-2-ylmethyl)-pyrrolidine-3-carboxylate 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 24.0h,
以10.6%的产率得到(-)-5-[(3,4-trans)-4-methyl-1-(pyrimidin-2-ylmethyl)pyrrolidin-3-yl]-3-(tetrahydro-2H-pyran-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one