%0 Journal Article
%A Tejel, Cristina
%A Ciriano, Miguel A.
%A López, José A.
%A Lahoz, Fernando J.
%A Oro, Luis A.
%D 1998
%T Unusual Tautomers in Dinuclear Metal Chemistry and
Their Role in Oxidative-Addition Reactions of
Chlorocarbons
%U https://acs.figshare.com/articles/journal_contribution/Unusual_Tautomers_in_Dinuclear_Metal_Chemistry_and_Their_Role_in_Oxidative-Addition_Reactions_of_Chlorocarbons/3781458
%R 10.1021/om970981x.s001
%2 https://acs.figshare.com/ndownloader/files/5892423
%K Dinuclear Metal Chemistry
%K PhCH 2 Cl
%K tautomeric equilibrium
%K MeCO 2 CH 2 Cl
%K CNBu
%K Unusual Tautomers
%K Ir
%K MeCO 2 CH 2
%X The complex
[{Ir(μ-Pz)(CNBut)2}2(Cl)(CH2Ph)] (2), obtained by reaction of
[{Ir(μ-Pz)(CNBut)2}2]
(1)
with PhCH2Cl, presents a very unusual
tautomeric
equilibrium between the metal−metal-bonded and the
mixed-valence complexes
[(CNBut)2(Cl)Ir(μ-Pz)2Ir(CH2Ph)(CNBut)2] and
[(CNBut)2Ir(μ-Pz)2Ir(Cl)(CH2Ph)(CNBut)2], respectively. This equilibrium
allows the
unprecedented oxidative-addition reaction of chloroalkanes such as PhCH2Cl and
MeCO2CH2Cl to the
diiridium(II) complex 2, resulting in the
diiridium(III)
complex
[{Ir(μ-Pz)(CH2Ph)(CNBut)2}2(μ-Cl)]Cl
and the
mixed-dialkyl complex
[(CNBut)2(MeCO2CH2)Ir(μ-Pz)2(μ-Cl)Ir(CH2Ph)(CNBut)2]Cl,
respectively.
%I ACS Publications