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is the "replacement of the ligand water by an anion in a coordination entity." The term is however used more loosely to include displacement of any neutral
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by an anion. The reaction is pervasive in coordination chemistry. The reverse reaction, displacement of an anionic ligand by water, is called
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Ghosh, M. C.; Bhattacharya, P.; Banerjee, P., "Anation
Reactions of Cobalt(Iii) Complexes", Coordination Chemistry Reviews 1988, 91, 1-34.
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The mechanism of such reactions often invoke ion-pairing of the entering anion in the
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92:, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) "
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48:to give pentamminecobalt(III) bromide complex:
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40:An example is the conversion of the
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89:Compendium of Chemical Terminology
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64:followed by dissociation of the
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121:10.1016/0010-8545(88)80012-2
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62:second coordination sphere
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102:10.1351/goldbook.AT06766
143:Coordination chemistry
138:Substitution reactions
18:coordination chemistry
148:Reaction mechanisms
52:+ Br → + H
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153:Water chemistry
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66:aquo ligand
132:Categories
72:References
30:aquation
94:anation
46:bromide
36:Example
22:anation
26:ligand
84:IUPAC
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