Term Name: | cyanine dye |
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Synonyms: | cyanine dyes, Cyaninfarbstoff, Zyaninfarbstoff |
Definition: | Cyanine dyes are synthetic dyes with the general formula R2N[CH=CH]nCH=N(+)R2 <-> R2N(+)=CH[CH=CH]nNR2 (n is a small number) in which the nitrogen and part of the conjugated chain usually form part of a heterocyclic system, such as imidazole, pyridine, pyrrole, quinoline and thiazole. |
Ontology: | ChEBI [CHEBI:37960] ( EBI ) |