2 Homometallic Alkoxides

514
Table 6.11 (Continued)
Bond length ( ˚A)
Compound Aryloxide M–O Ref.
[(dicyclohexano-18-crown-6)Na(OAr)].HOAr
7-coord. Na, OAr hydrogen bonded to HOAr
OC6H5 2.363 (4) xi
[⊲15-crown-5⊳2Na4⊲ 2-OAr⊳4]
4- and 6-coord. Na
2-OC6H5 2.192 (4)–2.250 (4) xii
[(cyclohexano-15-crown-5) 2Na4⊲ 2-OAr⊳4]
4- and 6-coord. Na
2-OC6H5, 3-OC6H5 2.191 (5)–2.377 (5) xii
[(dibenzo-24-crown-8)Na2⊲ 2-OAr⊳2]
planar Na2O2 ring, 6-coord. Na
[(benzo-15-crown-5)Na(OAr)]
7-coord. Na
2-OC6H4⊲NO2⊳-2
OC6H2⊲NO2⊳3-2,4,6
2.296 (4), 2.399 (4)
2.350 (3)
xiii
xiv
[(valinomycin)Na(OAr)(OH2)]
[Na(OAr)⊲OH2⊳]n
8-coord. Na
OC6H2⊲NO2⊳3-2,4,6
2-OC6H2⊲NO2⊳3-2,4,6
2.37 (2)
2.326 (3)
xv
xvi
[Na2⊲ 2-OAr⊳2]
5-coord. Na
MeO⊲CH2⊳2C6H4NHf⊲CH2⊳2OMegNC6H4O-2 2.21 (1), 2.27 (1) xvii
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