cinnoline
Sign in to saveAlso known as alpha-phenodiazine, 1,2-diazanaphthalene, 1,2-benzodiazine, benzo[c]pyridazine, benzopyridazine
Cinnoline is an aromatic heterocyclic compound with the formula C8H6N2. It is isomeric with other naphthyridines including quinoxaline, phthalazine and quinazoline. Neither the unsubstituted heterocycle nor any derivatives is known to occur naturally.
Wikidata facts
- Mass
- 130.053
Show 3 more facts
- chemical formula
- C₈H₆N₂
- canonical SMILES
- C1=CC=C2C(=C1)C=CN=N2
- Commons category
- Cinnoline
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Article
5 sectionsContents
- Properties
- Discovery and synthesis
- Safety
- See also
- References
Cinnoline is an aromatic heterocyclic compound with the formula C8H6N2. It is isomeric with other naphthyridines including quinoxaline, phthalazine and quinazoline. Neither the unsubstituted heterocycle nor any derivatives is known to occur naturally.
==Properties== The free base can be obtained as an oil by treatment of the hydrochloride with base. It co-crystallizes with one molecule of ether as white silky needles, (m.p. ) upon cooling ethereal solutions. The free base melts at . It has a taste resembling that of chloral hydrate and leaves a sharp irritation for some time.