2,2'-Bipyridine (2,2'-bpy) as ligand

Contribution from Axel's Collection of Notes and Communications
Subject: Coordination Chemistry - Neutral Ligands
Edited and published by Axel Drefahl • www.axeleratio.com

Systematic name: 2,2'-bipyridine

Other names: 2,2'-bipyridyl, 2,2'-dipyridyl

Abbreviations: 2,2'-bpy or simply bpy, also: bipy, dipy

Molecular formula and molar mass: C10H8N2 ⇒ M = 156.18 g/mol

Note: This compound is listed as ligand 29, abbreviated bpy, in Table VII of IUPAC handbook [IUPAC2005].

Identifiers
CASRN: 366-18-7
EINECS: 206-674-4
RTECS: DW1750000
Beilstein No.: 113089
Structure of 2,2'-bipyridine

Examples of metal-2,2'-bpy complexes

[fac-Re(2,2'-bpy)(CO)3Br] [JCSCC1987a]
[Ru(2,2'-bpy)Cl2(CO)2] [JOMC2002a]
[Pt(2,2'-bpy)(NH3)2]2+ [JCSCC1987b]

Selected literature and references on coordination chemistry of 2,2'-bpy

[JCSCC1987a] O. Ishitani; I. Namura, S. Yanagida and C. Pac: A new pathway for photobleaching of [fac-Re(bpy)(CO)3Br](bpy=2,2'-bipyridine) by triethylamine: ethylation of the bipyridine ligand J. Chem. Soc., Chem. Commun. 1987, 1153-1154.
DOI: 10.1039/C39870001153 .
[JCSCC1987b] B. L. Allwood, H. M. Colquhoun, S. M. Doughty, F. H. Kohnke, A. M. Z. Slawin, J. F. Stoddart, D. J. Williams and R. Zarzycki: A comparison of the receptor stereochemistry in [Pt(bipy)(NH3)2]·dinaphtho-30-crown-10][PF6]2 and [Diquat·dinaphtho-30-crown-10][PF6]2(bipy=2,2'bipyridine) J. Chem. Soc., Chem. Commun. 1987, 1054-1158.
DOI: 10.1039/C39870001054 .
[JOMC2002a] Toni-J. J. Kinnunen, Matti Haukka, Eeva Pesonen and Tapani A. Pakkanen: Ruthenium complexes with 2,2'-, 2,4'- and 4,4'-bipyridine ligands: The role of bipyridine coordination modes and halides J. Organomet. Chem. 2002, 655, 31-38.
DOI: 10.1016/10.1016/S0022-328X(02)01408-0 .

Further References

[IUPAC2005] Nomenclature of Inorganic Chemistry. IUPAC Recommendations 2005 Prepared for publication by Neil G. Connelly, Ture Damhus, Richard M. Hartshorn, and Alan T. Hutton. RCS Publishing, Thomas Graham House, Science Park, Milton Road, Cambridge CB4 0WF, UK, 2005.


Last update was made on April 16 in 2009 by Axel Drefahl
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