Ponceau-S, Sodium Salt CAS: 6226-79-5
MF: C22H12N4Na4O13S4
MW: 760.57
A Ponceau azo dye for reversible protein staining.

Ponceau-S, Sodium Salt (CAS 6226-79-5)

Ponceau-S, Sodium Salt | CAS 6226-79-5 is rated 5.0 out of 5 by 1.
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Alternate Names: Acid Red
Application: Ponceau-S, Sodium Salt is a Ponceau azo dye for reversible protein staining
CAS Number: 6226-79-5
Molecular Weight: 760.57
Molecular Formula: C22H12N4Na4O13S4
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data (including water content).
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Ponceau-S, Sodium Salt is a member of the Ponceau Azo Dye family that is commonly used as a protein dye for the rapid and reversible staining of protein bands on nitrocellulose, PVDF and cellulose acetate membranes in applications such as immunoblotting and Western Blots. This high purity grade, anionic acid dye is easily reversed with water washes.


References

1. Pesce, M.A., et al. 1973. Clin. Chem. 19: 1265-1267. PMID: 4128002
2. Aebersold, R.H., et al. 1987. Proc. Natl. Acad. Sci. U.S.A. 84: 6970-6974. PMID: 3313383
3. Shepard, M.D., et al. 1987. Clin Chem. 33: 792-795. PMID: 3594816
4. Klein, D., et al. 1995. Biochem. Mol. Biol. Int. 36: 59-66. PMID: 7545052

Physical State :
Solid
Solubility :
Soluble in water (10 g/l) at 20 °C. Insoluble in ether.
Storage :
Store at 4° C
Melting Point :
300° C
Density :
1.01 g/cm3 at 20° C
Refractive Index :
n20D 1.34
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
3
RTECS :
QJ6600000
PubChem CID :
MDL Number :
MFCD00003892
EC Number :
228-319-2
SMILES :
C1=CC(=CC=C1N=NC2=CC(=C(C=C2)N/N=C/3\\C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

Download SDS (MSDS)

Certificate of Analysis

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Ponceau-S, Sodium Salt (CAS 6226-79-5)  Product Citations

See how others have used Ponceau-S, Sodium Salt (CAS 6226-79-5). Click on the entry to view the PubMed entry .

Citations 1 to 10 of 11 total

PMID: # 19002614  Schneider, L. et al. 2009. Endocrine. 35: 118-122.

PMID: # 19180116  Zalckvar, E. et al. 2009. EMBO Rep. 10: 285-292.

PMID: # 19070893  Holdsworth-Carson, S.J. et al. 2009. Placenta. 30: 176-186.

PMID: # 18480177  Capasso, G et al. 2008. Am J Physiol Renal Physiol. 295: F556-567.

PMID: # 18395523  Logg, K. et al. 2008. Biochim. Biophys. Acta. 1783: 974-984.

PMID: # 17412802  Speert, DB. et al. 2007. Endocrinology. 148: 3391-3401.

PMID: # 17704286  Sato, H. et al. 2007. Am. J. Physiol. Heart Circ. Physiol. 293: H2557-H2564.

PMID: # 17580304  Pankiv, S. et al. 2007. J. Biol. Chem. 282: 24131-24145.

PMID: # 16377620  Patel, VA. et al. 2006. J. Biol. Chem. 281: 4663-4670.

PMID: # 15939796  Winter, G. et al. 2005. J. Exp. Med. 201: 1853-1863.

Citations 1 to 10 of 11 total
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Rated 5 out of 5 by from Logg Logg, et. al. (PubMed ID 18395523) used Ponceau-S to confirm that the same amount of protein was loaded for each sample. -SCBT Publication Review
Date published: 2015-04-07
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