3,3'-dimethyl-10,10'-((1R,2R)-1,2-cyclohexylene)bis(pyrimido[4,5-b]quinoline-2,4(3H,10H)-dione) 在
(4R,9R)-Me
2PNPH 、 (4S,9R)-Me
2PNPH 作用下,
以
氘代氯仿 为溶剂,
生成 3-Methyl-10-[(1R,2R)-2-(3-methyl-2,4-dioxo-1,3,4,5-tetrahydro-2H-pyrimido[4,5-b]quinolin-10-yl)-cyclohexyl]-10H-pyrimido[4,5-b]quinoline-2,4-dione