A phenylazo group in which the phenyl ring is substituted at the meta position with a deprotonated sulfo group. Derived from the parent diazonium compound, it is commonly involved in conjugate formation with proteins.
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This entity has been manually annotated by the ChEBI Team.
A chemical compound, or part thereof, which causes the onset of an allergic reaction by interacting with any of the molecular pathways involved in an allergy.