Hexasubstituti
on
of a
pical triflate ligands in the
octahedral clusters [M]
2[M
o6X
8(CF
3SO
3)
6] (M =
n-Bu
4N
or Cs, X =Br
or I) and m
on
osubstituti
on in [
n-Bu
4N]
2[M
o6Br
13(CF
3SO
3)] was carried
out in tetrahydr
ofuran at 60
![](/images/entities/deg.gif)
C with sim
ple
pyridines and then extended t
o organ
ometallic
pyridines, yielding cluster-c
ored stars, and t
o dendr
onic
polyallyl-and
polyferr
ocenyl
pyridines, yielding cluster-c
ored
polyallyl and
polyferr
ocenyl dendrimers and dendr
ons. The
orange
pyridine-substituted clusters, wh
ose
pyridine
pr
ot
ons are deshielded in
1H NMR (a
practical t
ool f
or characterizati
on),are air-stable and thermally stable with sim
ple
pyridines, light- and air-sensitive with
organ
ometallic
pyridines, andair-fragile and thermally fragile with large dendr
onized
pyridines.