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This is an old revision of this page, as edited by Beetstra (talk | contribs) at 09:01, 25 October 2011 (Script assisted update of identifiers for the Chem/Drugbox validation project (updated: 'ChemSpiderID', 'ChEBI', 'StdInChI', 'StdInChIKey', 'CASNo').). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Janus Green B

Names
IUPAC name 8-(4-Dimethylaminophenyl)diazenyl-N,N-diethyl-10-phenylphenazin-10-ium-2-amine chloride
Other names Diazin Green S Union Green B
Identifiers
3D model (JSmol)	Interactive image
ChEBI	CHEBI:21184
ChemSpider	68607
ECHA InfoCard	100.018.814
EC Number	220-695-6
PubChem CID	76123
CompTox Dashboard (EPA)	DTXSID80883898
InChI InChI=1S/C30H31N6.ClH/c1-5-35(6-2)26-17-19-28-30(21-26)36(25-10-8-7-9-11-25)29-20-23(14-18-27(29)31-28)33-32-22-12-15-24(16-13-22)34(3)4;/h7-21H,5-6H2,1-4H3;1H/q+1;/p-1Key: XXACTDWGHQXLGW-UHFFFAOYSA-M
SMILES CCN(CC)C1=CC2=(C3=C(C=CC(=C3)N=NC4=CC=C(C=C4)N(C)C)N=C2C=C1)C5=CC=CC=C5.
Properties
Chemical formula	C30H31ClN6
Molar mass	511.06 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Y verify (what is  ?) Infobox references

Janus Green B is a basic dye and vital stain used in histology. It is also used to stain mitochondria supravitally.

The indicator Janus Green B changes colour according to the amount of oxygen present.

• Oxygen present: Indicator oxidised to blue colour
• Oxygen absent: Indicator reduced to pink colour

References

1. Janus Green B, at Sigma-Aldrich
2. http://www.mrothery.co.uk/bio_web_prac/practicals/2anaerobic%20resp%20student.doc

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