A Sn(IV) metallaporphyrin bearing a 4-pyridyl group on one meso position and a handle equipped also with a pyridyl unit functions in solution as a molecular gate in the presence of silver cation: the complexation–decomplexation of Ag(I) corresponds to the opening and closing motions of the gate.
在
银离子的存在下,具有一个4-
吡啶基团在meso位置上和另一个带有
吡啶单元的把手的一种Sn(IV)
金属
卟啉在溶液中起到了分子门的作用:
银(I)的配位与解配位过程对应于门的开启和关闭动作。