Term Name:	chromoxane cyanin R free acid
Synonyms:	5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)(2-sulfophenyl)methyl]-2-hydroxy-3-methylbenzoic acid
Definition:	A member of the class of benzoic acids that is 2-hydroxy-3-methyl-5-[(2-sulfophenyl)methyl]benzoic acid in which both of the benzylic hydrogens are replaced by a 3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene group. The trisodium salt is the biological stain 'chromoxane cyanin R'.
Ontology:	ChEBI [CHEBI:87389]  ( EBI )