2 Homometallic Alkoxides

587
Table 6.28 Molybdenum aryloxides
Bond length ( ˚A) Bond angle ⊲ Ž ⊳
Compound Aryloxide M–O M–O–Ar Reference
trans-[Mo(OAr) 4⊲HNMe2⊳2]
Homoleptic aryloxides and adducts
OC6H4Ph-2 1.963 (3)
1.973 (3)
139
138
i
[Mo2(OAr) 4⊲PMe3⊳4]
Mo
OC6F52.136 (5) 138 ii
4C
2 core 2.055 (5)
2.055 (6)
134
133
2.117 (5)
137
[Mo2(OAr) 4⊲HNMe2⊳4]
Mo
OC6F52.06 (1) 140 iii
4C
2 core
[Mo2(OAr) 6⊲HNMe2⊳2]
Mo
OC6H4Ph-2
2.08 (1)
1.979 (6)
140
125 i
6C
2 core 1.961 (7)
1.886 (5)
136
168
1.900 (4)
158
1.997 (7)
123
1.970 (6)
128
[Me2NH2][(ArO) 2⊲HNMe2⊳Mo⊲ 2-
OAr⊳3Mo(OAr) 2⊲HNMe2⊳]
confacial bi-octahedron, Mo 6C
2 core
OC6H4Me-4 2.026 (6)
2.050 (6)
2.067 (6)
2.017 (6)
138
138
135
141
iv, v
2-OC6H4Me-4 2.118 (6), 2.084 (6)
2.089 (6), 2.110 (6)
2.112 (6), 2.144 (6)
i M.J. Bartos, C.E. Kriley, J.S. Yu, J.L. Kerschner, P.E. Fanwick, and I.P. Rothwell, Polyhedron, 8, 1971 (1989).
ii F.A. Cotton, and K.J. Wiesinger, Inorg. Chem., 30, 750 (1991).
iii R.G. Abbott, F.A. Cotton, and L.R. Falvello, Inorg. Chem., 29, 514 (1990).
iv T.W. Coffindaffer, I.P. Rothwell, and J.C. Huffman, Inorg. Chem., 22, 3178 (1983).
v T.W. Coffindaffer, G.P. Niccolai, D. Powell, I.P. Rothwell, and J.C. Huffman, J. Am. Chem. Soc., 107, 3572 (1985).
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