Term Name:	NSC 56820
Synonyms:	2-amino-3-methyl-5-({4-[(4-sulfophenyl)amino]phenyl}{4-[(4-sulfophenyl)imino]cyclohexa-2,5-dien-1-ylidene}methyl)benzenesulfonic acid, water blue (acid form)
Definition:	An amino sulfonic acid that is 4-[(4-methylenecyclohexa-2,5-dien-1-ylidene)amino]benzenesulfonic acid in which the hydrogens of the methylene group are replaced by 4-amino-3-methyl-5-sulfophenyl and 4-[(4-sulfophenyl)amino]phenyl groups. The disodium salt is the biological stain C.I. Acid Blue 22, also known as water blue.
Ontology:	ChEBI [CHEBI:86247]  ( EBI )