6-[1-(4-chlorophenyl)cyclopentylmethyl]-9-hydroxy-2-isopropyl-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione 在
钯 甲醇 、
乙醚 作用下,
反应 9.0h,
以to get 9-hydroxy-2-isopropyl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (32-04) (175 mg, 54.5%) as a yellow solid的产率得到9-hydroxy-2-isopropyl-6-(1-phenylcyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione