Stable boat and chair isomers of dimetal complexes containing the [M2(µ-dppm)2] unit (M = Re; dppm = Ph2PCH2PPh2)
Abstract
Reactions of the triply bonded complexes
[Re
2
Br
3
(µ-dppm)
2
(CO)(CNR)]Y (dppm =
Ph
2
PCH
2
PPh
2
; R = 2,6-dimethylphenyl; Y =
O
3
SCF
3
, PF
6
) with RNC afford edge-sharing
bioctahedral complexes of the type
[Re
2
(µ-Br)
2
(µ-dppm)
2
Br(CO)(CNR)
2
]Y, which are shown to contain Re–Re single bonds and
exist in novel isomeric forms with boat and chair conformations for the
Re
2
(µ-dppm)
2
unit.
Please wait while we load your content...
