Bi- and tri-metallic Rh and Ir complexes containing click derived bis- and tris-(pyrazolyl-1,2,3-triazolyl) N–N′ donor ligands and their application as catalysts for the dihydroalkoxylation of alkynes
作者:Khuong Q. Vuong、Chin M. Wong、Mohan Bhadbhade、Barbara A. Messerle
DOI:10.1039/c3dt53295j
日期:——
3-triazol-1-yl)methyl)benzene (X = 2, 3 and 4; o-C6H4(PyT)2, m-C6H4(PyT)2 and p-C6H4(PyT)2) and 1d = 1,3,5-tris((4-((1H-pyrazol-1-yl)methyl)-1H-1,2,3-triazol-1-yl)methyl)benzene, 1,3,5-C6H3(PyT)3) were conveniently synthesised in ‘one pot’ reactions using the Cu(I) catalysed ‘click’ reaction. Rh(I), Ir(I), Rh(III) and Ir(III) complexes with ligands 1a–d of the general formulae C6H6−n[(PyT)M(CO)2]n[BArF4]n (M = Rh
一系列双位和三位吡唑基-1,2,3-三唑基供体配体(1a–d ; 1a–c = 1,X-bis((4-((1 H -pyrazol-1-yl)甲基)-1 H -1,2,3-三唑-1-基)甲基)苯(X = 2,3和4; o -C 6 H 4(PyT)2,m -C 6 H 4(PyT)2和p -C 6 H 4(PyT)2)和1d = 1,3,5-tris((4-((1 H-吡唑-1-基)甲基)-1 H -1,2,3-三唑-1-基)甲基)苯,1,3,5-C 6 H3(PyT) 3)可以使用Cu( I)催化的“点击”反应在“一锅法”反应中方便地合成。的Rh(我),IR(我),铑( III)和Ir( III)与配体配合物1A-d通式Ç 6 ħ 6- Ñ [(PYT)M(CO) 2 ] Ñ [巴˚F 4 ] n(M = Rh,Ir; n = 2,3; 2a–d ; 3a–d)和C 6 H 6− n [(PyT)MCp