Term Name:	4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid
Synonyms:	4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid, acid red 29 (free acid form)
Definition:	A naphthalenesulfonic acid that is naphthalene-2,7-disulfonic acid carrying two additional hydroxy substituents at positions 4 and 5 as well as a phenyldiazenyl substituent at position 3. The disodium salt is the biological stain 'acid red 29'.
Ontology:	ChEBI [CHEBI:87108]  ( EBI )