Metal Nitrosyl Complexes
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Double-click atoms to measure distances.
Does observed geometry match
18-electron count
predictions?
A
V(CO)
4
(PMe
3
)(NO)
V(CO)
3
(PMe
3
)
2
(NO)
V(C
4
H
8
O)
3
Cl
2
(NO)
VCl(CH
3
CN)
3
(NO)
2
B
Cr(CO)
4
(NO)
–
Mo(bipy)Cl
2
(NO)
2
Ru(PPh
3
)
2
Cl
3
(NO)
Fe(bipy)(NO)
2
C
W(PMe
3
)
3
H(CO)(NO)
Mo(P
i
Pr
2
CH
2
CH
2
P
i
Pr
2
)H(CO)
2
(NO)
W(P
i
Pr
2
CH
2
CH
2
P
i
Pr
2
)
2
H(NO)
W(P
i
Pr
2
CH
2
CH
2
P
i
Pr
2
)
2
H
2
(NO)
+
D
Mn(CO)
4
(NO)
Mn(CO)
2
(NO)
2
–
Mn(NO)
4
+
Mn(PPh
3
)(NO)
3
E
Mn(CN)
5
(NO)
-2
Tc(py)
4
F(NO)
+
Tc(PPh
2
CH
2
CH
2
PPh
2
)
2
Cl(NO)
+
Re(bipy)Br(CO)
2
(NO)
+
F
Re(py)
3
Br
2
(NO)
Re(PPh
3
)
2
Br(NO)
3
ReBr
4
(NO)
2
–
Re(P
i
Pr
3
)
2
H(NO)
2
G
Fe(CO)
3
(NO)
–
Fe(Me
4
en)(NO)
2
Fe(CN)
5
(NO)
-2
FeCl
3
(NO)
–
H
Fe(PMePh
2
)
2
(NO)
2
Ru(P
i
Pr
3
)
2
Cl(NO)
2
+
Fe(TPP)(NO)
+
Fe(TTP)(NO)
H
2
TPP (neutral ligand)
I
OsBr
5
(NO)
-2
RuCl
4
(OH
2
)(NO)
–
Os(acac)Cl
3
(NO)
–
Os(PPh
2
CH
2
CH
2
PPh
2
)(NO)
2
J
Ru(py)
3
Cl
2
(NO)
+
Ru(py)
3
Cl(OH)(NO)
+
Ru(py)
4
Cl(NO)
+2
Ru(py)
3
Cl(OH
2
)(NO)
+2
K
Ru(dien)Cl
2
(NO)
+
Ru(en)
2
(OH
2
)(NO)
+3
{
cis
-Ru(en)
2
Cl(NO)
+2
trans
-Ru(en)
2
Cl(NO)
+2
}
Ru(CH
3
CN)Cl
3
)(NO)
–
L
{
Ru(PCy
3
)
2
Cl(NO)
2
+
Ru(PCy
3
)
2
Br(NO)
2
+
}
Ru(PPh
2
CH
2
CH
2
PPh
2
)Cl
3
(NO)
Ru(NH
3
)
5
(NO)
+3
Fe(C
6
H
4
(PPh
2
)
2
)(NO)
2
M
Co(en)
2
Cl(NO)
+
Co(acac)
2
(NO)
Co(Me
4
en)(NO)
2
+
Co(PPh
2
Me)
2
Br
2
(NO)
N
Rh
2
(OAc)
4
(NO)
2
RhCl(PH
t
Bu
2
)
2
(NO)
+
Rh
2
(Ph
2
PCH
2
PPh
2
)
2
Cl
2
(NO)
2
+2
Rh(PPh
2
OCH
3
)
2
Br
2
(NO)
O
{
fac
-Ru(py)
2
Cl
3
(NO)
mer
-Ru(py)
2
Cl
3
(NO)
}
Fe
2
(P(CF
3
)
2
)
2
(NO)
4
Rh(PPh
3
)
2
(CH
3
CN)
3
(NO)
+2
fac
-Re(CH
3
CN)Cl
3
(NO)
2
P
{
cis
-Ru(py)
2
Cl
2
(OH)(NO)
trans
-Ru(py)
2
Cl
2
(OH)(NO)
}
{
cis
-Ru(py)
2
Cl
2
(OH
2
)(NO)
+
trans
-Ru(py)
2
Cl
2
(OH
2
)(NO)
+
}
{
fac
-Ru(bipy)(NO)Cl
3
mer
-Ru(bipy)(NO)Cl
3
}
mer
-Ru(en)(NO)Cl
3
Q
Ni(CH
3
CN)
3
(NO)
+
Ni(bipy)
2
(NO)
+
Ni(bipy)I(NO)
Ni(bipy)(NO)
+
R
Ir(PPh
3
)
3
(NO)
Ir(PPh
3
)
2
(CO)Cl(NO)
+
Pt(C
6
Cl
5
)
4
(NO)
–
CuCl
3
(NO)
–
S
Fe(NO)
3
(CO)
+
Fe(NO)
3
(P(CH
2
OH)
3
)
+
Fe(NO)
3
(EtC≡N)
+
Fe(NO)
3
(C
20
H
24
N
2
)
+
T
fac
-W(dien)(NO)(CO)(PMe
3
)
+
mer
-Ru(dien)(NO)Cl
2
(NO)
+
fac
-Re(tacn)(NO)(CO)Me
+
fac
-Re(tacn)(NO)(CO)(NH
3
)
+2
U
Ru
3
(CO)
10
(NO)
2
Ru
2
(acac)
4
(NO)
2
Os
3
(CO)
10
(NO)
–
Ru
2
(C
4
H
8
O)
2
Cl
4
(NO)
4
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Ph = -C
6
H
5
, Cy = -C
6
H
11
,
Me = -CH
3
,
i
Pr = -CH(CH
3
)
2
,
t
Bu = -C(CH
3
)
3
,
py = C
5
H
5
N, bipy =
,
en = NH
2
CH
2
CH
2
NH
2
, acac = CH
3
COCHCOCH
3
–
,
dien = NH
2
CH
2
CH
2
NHCH
2
CH
2
NH
2
, tacn =
Counter ions not shown
.
See
original references
for the crystal structures.
Sets in { } count as one problem.
This page created by George Lisensky, Beloit College.
Last modified February 26, 2023.
CO
N
NO
C
C=C
Cp
Cp2
MM
MM2
Z
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