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ChemicalBook--->CAS DataBase List--->33421-43-1

33421-43-1

33421-43-1 Structure

33421-43-1 Structure
IdentificationBack Directory
[Name]

2 2'-DIPYRIDYL-N-OXIDE 98
[CAS]

33421-43-1
[Synonyms]

2,2′-Bipyridyl N-oxide
2,2′-Dipyridyl 1-oxide
2,2’-bipyridine,1-oxide
2,2’-bipyridinemonoxide
2,2'-Bipyridine N-oxide
2,2′-Bipyridine monooxide
2 2'-DIPYRIDYL-N-OXIDE 98
2,2'-Dipyridyl N-oxide 98%
1-Oxido-2-pyridin-2-ylpyridin-1-ium
[EINECS(EC#)]

626-794-4
[Molecular Formula]

C10H8N2O
[MDL Number]

MFCD00065168
[MOL File]

33421-43-1.mol
[Molecular Weight]

172.18
Chemical PropertiesBack Directory
[Melting point ]

59-63 °C(lit.)
[Boiling point ]

422.9±20.0 °C(Predicted)
[density ]

1.15±0.1 g/cm3(Predicted)
[pka]

2.62±0.22(Predicted)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

26-36
[WGK Germany ]

3
[RTECS ]

DW1840000
[HS Code ]

2933998090
Hazard InformationBack Directory
[Uses]

2,2′-Dipyridyl N-oxide(Obpy) may be used to synthesize the following:
  • 2,2′-bipyridyl-6-carbonitrile
  • 4-nitro-2,2′-bipyridyl N-oxide by reaction with potassium nitrate in sulfuric acid
  • Eu(TTA)3(Obpy), an electroluminescent red emitter obtained via reaction with europium(III) chloride hexahydrate (EuCl3.6H2O) and 2-thenoyltrifluoroacetonate(TTA)
[General Description]

2,2′-Dipyridyl N-oxide is a mono-N-oxide of 2,2′-bipyridine. It is widely used as a chelating agent. 2,2′-Bipyridine N-oxide readily forms complexes with transition metal perchlorates and divalent 3d metal nitrates. It can be prepared from 2,2′-bipyridyl.
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