Chemistry Reference
In-Depth Information
Bond length ( A)
Bond angle (
Ž
)
Compound
Aryloxide
M-O
M-O-Ar
Ref.
[Tb(OAr)
2
OH
2
6
]
OAr
.6H
2
O
OC
6
H
2
NO
2
3
-2,4,6
2.302 (5)
2.344 (5)
152
150
liii
[Dy(OAr)(OH
2
7
]
OAr
2
.4.5H
2
O
OC
6
H
2
NO
2
3
-2,4,6
2.250 (5)
145
vii
OC
6
H
3
Pr
i
2
-2,6
[Er(OAr)
3
THF
2
]
tbp, axial THF
2.072 (10)
2.073 (10)
2.090 (10)
175
173
151
xxii
[Na(diglyme)
2
][Er(OAr)
4
]
distorted tetrahedral anion
OC
6
H
3
Ph
2
-2,6
2.068 (6)
2.090 (6)
2.088 (6)
2.080 (6)
162
166
176
171
xxviii
[Er(OAr)(OH
2
7
]
OAr
2
.4.5H
2
O
OC
6
H
2
NO
2
3
-2,4,6
2.235 (2)
144
vii
OC
6
H
2
Bu
t
3
-2,4,6
[Yb(OAr)
3
thf
]
distorted tetrahedron
1.97 (1)
2.02 (1)
2.09 (1)
173
150
148
liv
OC
6
H
2
Bu
t
3
-2,4,6
[
THF
ArO
2
Yb
2
-OH)
2
Yb(OAr)
2
THF
].THF
2.047 (7)
2.073 (6)
154
171
liv
[Yb
OC
6
H
3
Ph-
6
-C
6
H
5
OC
6
H
3
Ph-
1
-C
6
H
5
OAr
]
trigonal pyramid of O atoms about Yb, possible agostic
interaction with CH bond
OC
6
H
3
Ph
2
-2,6
OC
6
H
3
Ph-
1
-C
6
H
5
OC
6
H
3
Ph-
6
-C
6
H
5
2.031 (2)
2.061 (4)
2.104 (4)
169
149
135
lv
[
ArO
Yb
2
-OAr
2
Yb(OAr)].1.5toluene
two independent molecules; contains
1
-and
6
-Ph
interactions to one Yb and
1
-and
6
-Ph
to the other Yb
OC
6
H
3
Ph
2
-2,6
2
-OC
6
H
3
Ph
2
-2,6
2.10 (2) - 2.17 (2)
2.24 (2) - 2.35 (2)
xlix
[Yb
2
2
-OAr
3
][Yb(OAr)
4
].toluene
cation contains
1
-,
1
-, and
6
-Ph interactions to
one Yb and
1
-,
2
-, and
6
-Ph to the other Yb;
tetrahedral anion
OC
6
H
3
Ph
2
-2,6
2.094 (7)
2.049 (7)
2.073 (8)
2.053 (6)
155
166
163
164
xlix
2
-OC
6
H
3
Ph
2
-2,6
2.289 (7) - 2.327 (7)
