Bismark brown Y (CHEBI:53615)

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ChEBI Name	Bismark brown Y

ChEBI ID	CHEBI:53615

Definition	A hydrochloride that is the dihydrochloride of 4,4'-[1,3-phenylenebis(diazene-2,1-diyl)]di(benzene-1,3-diamine). Bismarck brown Y is a metachromatic dye which stains acid mucins yellow. It is also a constituent of Papanicolaou's EA solutions, used for cervical, and other smears.

Stars	This entity has been manually annotated by the ChEBI Team.

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Formula

C18H20Cl2N8

Net Charge

Average Mass

419.31100

Monoisotopic Mass

418.11880

InChI

InChI=1S/C18H18N8.2ClH/c19-11-4-6-17(15(21)8-11)25-23-13-2-1-3-14(10-13)24-26-18-7-5-12(20)9-16(18)22;;/h1-10H,19-22H2;2*1H

InChIKey

MCZVRBLCRZWFJH-UHFFFAOYSA-N

SMILES

Cl.Cl.Nc1ccc(N=Nc2cccc(c2)N=Nc2ccc(N)cc2N)c(N)c1

Roles Classification
Biological Role(s):	allergen 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.

Application(s):	histological dye A dye used in microscopic or electron microscopic examination of cells and tissues to give contrast and to highlight particular features of interest, such as nuclei and cytoplasm. fluorochrome A fluorescent dye used to stain biological specimens.

ChEBI Ontology
Outgoing	Bismark brown Y (CHEBI:53615) has part basic brown 1 (CHEBI:87654) Bismark brown Y (CHEBI:53615) has role allergen (CHEBI:50904) Bismark brown Y (CHEBI:53615) has role fluorochrome (CHEBI:51217) Bismark brown Y (CHEBI:53615) has role histological dye (CHEBI:77178) Bismark brown Y (CHEBI:53615) is a hydrochloride (CHEBI:36807)

IUPAC Name

4,4'-[1,3-phenylenebis(diazene-2,1-diyl)]di(benzene-1,3-diamine) dihydrochloride

Synonyms	Sources
Basic brown 1	ChEBI
Bismarck brown	ChEBI
Bismarck brown Y	ChEBI
C.I. 21000	ChEBI
C.I. Basic Brown 1, dihydrochloride	ChemIDplus
Manchester brown	ChEBI
Phenylene brown	ChEBI

Last Modified

12 March 2019