Stabilisation of the [Mn(CO)2]+ fragment by thioether macrocyclic ligands; synthesis, spectroscopic and structural characterisation
作者:Bhavesh Patel、Gillian Reid
DOI:10.1039/b000446o
日期:——
fac-[Mn(CO)3(L)]+ (L = [12]aneS4, 1,4,7,10-tetrathiacyclododecane; [14]aneS4, 1,4,8,11-tetrathiacyclotetradecane; or [15]aneS5, 1,4,7,10,13-pentathiacyclopentadecane), formed by treatment of fac-[Mn(CO)3(Me2CO)3]+ with L in MeCN solution, were readily decarbonylated with Me3NO to yield the first dicarbonyl manganese(I) thioether complexes, cis-[Mn(CO)2(L)]+. The crystal structures of [Mn(CO)3([12]aneS4)]CF3SO3
的FAC三羰锰(我)物种FAC - [锰(CO)3(L)] +(L = [12] ANES 4,1,4,7,10-四硫代环十二烷; [14] aneS 4,1,4,8,11-四硫代环十四烷; 或[15] ANES 5,1,4,7,10,13-pentathiacyclopentadecane),通过处理形成FAC - [锰(CO)3(ME 2 CO)3 ] +其中L在MeCN的溶液中,容易与脱羰用Me 3 NO生成第一个二羰基锰(I)硫醚配合物,顺-[Mn(CO)2(L)] +。[Mn(CO)3([12] aneS 4)] CF 3 SO 3和[Mn(CO)3([15] aneS 5)] CF 3 SO 3的晶体结构证实了fac三羰基安排,与大循环以三齿方式键合,分别留下一个或两个非键合的S原子。的晶体结构的顺式- [锰(CO)2([12] ANES 4)] CF 3 SO 3 ·0.5CHCl