摘要 : trans(Cl)-Ru(bpy)(CO) _2Cl _2 (1; bpy = 2,2'-bipyridine) was found to efficiently isomerize to cis(Cl)-1 in DMSO by addition of a catalytic amount of NaBH _4, even at room temperature. The isomerization reaction is air sensitive, ... 展开 trans(Cl)-Ru(bpy)(CO) _2Cl _2 (1; bpy = 2,2'-bipyridine) was found to efficiently isomerize to cis(Cl)-1 in DMSO by addition of a catalytic amount of NaBH _4, even at room temperature. The isomerization reaction is air sensitive, but does not require photoirradiation. Addition of the Cl - ion remarkably accelerates the reaction. A plausible chain reaction mechanism mediated by the reduced ruthenium dimer and monomer of 1 is proposed for the trans-cis isomerization. 收起