The reactio
n of the dimer [Ir(
![](/images/e<font color=)
ntities/mgr.gif">-Cl)(coe)<
SUB>2]
2 with two exocyclic die
nes like N-
substituted 4,5-dimethyle
ne-2-oxazolidi
no
nes
a a
nd
b, a
nd KTp
Me2 yields derivatives of the compositio
n Tp
Me2Ir(
a or
b) (
1a,
b).Derivative
1a reacts with Ph
2PC
![](/images/e<font color=)
ntities/tbd1.gif">CPPh
2, with the formal oxidative additio
n of the die
ne moiety to themetal ce
nter a
nd coordi
natio
n of the phosphi
ne i
n the
1 mode. Derivatives
1a,
b react with aromaticaldehydes to form the
new compou
nds
3 (with be
nzaldehyde) a
nd
4 (a
nisaldehyde), which co
ntai
n a
nelaborated bide
ntate liga
nd formed by coupli
ng of the two orga
nic fragme
nts (die
ne a
nd aldehyde). Thestructures of compou
nds
3a,
b have bee
n determi
ned by X-ray diffractio
n a
nalysis.