- Sudan III
Chembox new
Name = Sudan III
ImageFile = Sudan III.png
ImageName = Sudan III
IUPACName = 1-((4-(phenyldiazenyl)phenyl)diazenyl)naphthalen-2-ol
Section1 = Chembox Identifiers
CASNo = 85-83-9
SMILES = Oc1c(/N=N/c2ccc(/N=N/c3ccccc3)cc2)c4ccccc4cc1
Section2 = Chembox Properties
Formula = C22H16N4O
MolarMass = 352.39 g/mol
Density =
MeltingPt = 199 °C
BoilingPt =Sudan III is a
lysochrome (fat-soluble dye)diazo dye used for staining oftriglycerides in frozen sections, and some protein boundlipids andlipoproteins onparaffin sections. It has the appearance of reddish brown crystals and a maximum absorption at 507(304) nm.Sudan III is a dye used for
Sudan stain ing. Similar dyes includeOil Red O ,Sudan IV , andSudan Black B .Sudan I , Sudan III, andSudan IV have been classified as category 3carcinogen s by theInternational Agency for Research on Cancer .cite journal |author=Refat NA, Ibrahim ZS, Moustafa GG, Sakamoto KQ, Ishizuka M, Fujita S |title=The induction of cytochrome P450 1A1 by sudan dyes |journal=J. Biochem. Mol. Toxicol. |volume=22 |issue=2 |pages=77–84 |year=2008 |pmid=18418879 |doi=10.1002/jbt.20220 |url=]Its risk and safety phrases are S22-S24/S25.
Its other names are Sudan Red BK, Fat Ponceau G, Cerasin Red, C.I. 26100, Solvent Red 23, Sudan Red, Sudan Red III, Sudan V, Sudan Red B, Sudan G, Scarlet B, and Tony Red.
In industry, it is used to color nonpolar substances like
oil s,fat s,wax es, greases, varioushydrocarbon products, and acrylicemulsion s.References
*R. D. Lillie. Conn's Biological Stains. Williams & Wilkins, Baltimore, MD., U.S.A.
*Aldrich chemical catalogue, 1992. Aldrich Chemical Company, Milwaukee, WI, USA.
*Susan Budavari, Editor, (1996). The Merck Index, Ed. 12. Merck & Co., Inc., Whitehouse Station, NJ, USA
*Edward Gurr, (1971). Synthetic dyes in biology, medicine and chemistry. Academic Press, London, England.
External links
* [http://stainsfile.info/StainsFile/dyes/26100.htm Stains File] entry
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