oxyquinoline
Also known as 8-quinolinol, 8-Quinol, 1-Azanaphthalene-8-ol, 8-OQ, 8-Hydroxyquinoline, hydroxybenzopyridine, Phenopyridine
8-Hydroxyquinoline (also known as oxine) is an organic compound derived from the heterocycle quinoline. A colorless solid, its conjugate base is a chelating agent, which is used for the quantitative determination of metal ions.
Chemical data
- Formula
- C9H7NO
- Molecular weight
- 145.16 g/mol
- IUPAC name
- quinolin-8-ol
- SMILES
- C1=CC2=C(C(=C1)O)N=CC=C2
- InChIKey
- MCJGNVYPOGVAJF-UHFFFAOYSA-N
- XLogP
- 2
- Polar surface area
- 33.1 Ų
- H-bond donors
- 1
- H-bond acceptors
- 2
- Formal charge
- 0
via PubChem
Research
3,232 papersvia PubMed
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Article
4 sectionsContents
- History
- Bioactivity
- See also
- References
8-Hydroxyquinoline (also known as oxine) is an organic compound derived from the heterocycle quinoline. A colorless solid, its conjugate base is a chelating agent, which is used for the quantitative determination of metal ions.
In aqueous solution 8-hydroxyquinoline has a pKa value of ca. 9.9 It reacts with metal ions, losing the proton and forming 8-hydroxyquinolinato-chelate complexes. thumb|left|170px|Tris(8-hydroxyquinolinato)aluminium The aluminium complex, is a common component of organic light-emitting diodes (OLEDs). Substituents on the quinoline ring affect the luminescence properties.