Palladium-rhodium a
nd plati
num-rhodium heterobimetallicbridged dithiolate complexes of ge
neral formula[(P-P)M(
![](/images/e<font color=)
ntities/mgr.gif">-S-S)Rh(COD)]ClO
4 (COD= 1,5-cyclooctadie
ne. For M = Pt: P-P =(PPh
3)
2 a
nd S-S =EDT
2-(1,2-etha
nedithiolate) (
1), PDT
2-(1,3-propa
nedithiolate) (
2), a
ndBDT
2- (1,4-butha
nedithiolate) (
3);P-P = dppb(1,4-bis(diphe
nylphosphi
no)buta
ne) a
nd S-S =EDT
2- (
4),PDT
2- (
5), a
ndBDT
2- (
6); P-P = dppp(1,3-bis(diphe
nylphosphi
no)propa
ne) a
nd S-S =EDT
2- (
7),PDT
2- (
8), a
ndBDT
2- (
9). For M = Pd:P-P = dppba
nd S-S = EDT
2- (
10),PDT
2- (
11), a
ndBDT
2- (
12); P-P = dppp a
ndS-S = EDT
2- (
13),PDT
2- (
14), a
ndBDT
2- (
15)) have bee
n prepared.The crystal structures for complexes
1-
3,
6,
9, a
nd
12 have bee
ndetermi
ned,a
nd hi
nged structures were fou
nd with a
ngles betwee
n local coordi
natio
npla
nes MS
2Rh ra
ngi
ng from 111.27
![](/images/e<font color=)
ntities/deg.gif">for complex
1 to 151.34
![](/images/e<font color=)
ntities/deg.gif"> for complex
3.Metal-metal dista
nces show
no
nbo
ndi
ng i
nteractio
ns betwee
nmetals.X-ray data for
1: tricli
nic,
P![](/images/e<font color=)
ntities/o
nemacr.gif">,
a = 11.311(6) &Ari
ng;,
b = 12.991(6) &Ari
ng;,
c = 16.140(6) &Ari
ng;,
![](/images/gifchars/alpha.gif)
= 84.86(6)
![](/images/e<font color=)
ntities/deg.gif">,
![](/images/gifchars/beta2.gif)
=75.73(6)
![](/images/e<font color=)
ntities/deg.gif">,
![](/images/gifchars/gamma.gif)
= 86.43(6)
![](/images/e<font color=)
ntities/deg.gif">,
Z = 2,
R = 0.0427(
Rw = 0.1151). X-ray data for
2: tricli
nic,
P![](/images/e<font color=)
ntities/o
nemacr.gif">,
a =11.084(5) &Ari
ng;,
b = 13.094(6)&Ari
ng;,
c = 16.338(6) &Ari
ng;,
![](/images/gifchars/alpha.gif)
= 86.06(6)
![](/images/e<font color=)
ntities/deg.gif">,
![](/images/gifchars/beta2.gif)
= 75.67(6)
![](/images/e<font color=)
ntities/deg.gif">,
![](/images/gifchars/gamma.gif)
= 88.55(6)
![](/images/e<font color=)
ntities/deg.gif">,
Z = 2,
R = 0.0470 (
Rw = 0.1264).X-ray datafor
3: orthorhombic,
Pbca,
a =14.439(6) &Ari
ng;,
b = 19.807(6) &Ari
ng;,
c =38.156(6) &Ari
ng;,
Z = 8,
R = 0.0864(
Rw =0.2457). X-ray data for
6: mo
nocli
nic,
P2
1/
c,
a =20.338(6) &Ari
ng;,
b = 14.227(6) &Ari
ng;,
c =14.570(6) &Ari
ng;,
![](/images/gifchars/beta2.gif)
= 100.94(6)
![](/images/e<font color=)
ntities/deg.gif">,
Z = 4,
R = 0.0536 (
Rw= 0.1449). X-ray data for
9: mo
nocli
nic,
P2
1/
c,
a =20.326(6) &Ari
ng;,
b = 14.109(6) &Ari
ng;,
c= 14.368(6) &Ari
ng;,
![](/images/gifchars/beta2.gif)
= 100.90(6)
![](/images/e<font color=)
ntities/deg.gif">,
Z = 4,
R = 0.0380 (
Rw = 0.0990).X-ray data for
12: mo
nocli
nic,
P2
1/
c,
a =20.365(6) &Ari
ng;,
b = 14.186(6) &Ari
ng;,
c =14.592(6) &Ari
ng;,
![](/images/gifchars/beta2.gif)
= 101.04(6)
![](/images/e<font color=)
ntities/deg.gif">,
Z = 4,
R = 0.0507 (
Rw =0.1500).