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Phenyl a-D-galactopyranoside (CAS 2871-15-0)

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Alternate Names:
Phenyl α-D-galactopyranoside
CAS Number:
2871-15-0
Purity:
≥98%
Molecular Weight:
256.25
Molecular Formula:
C12H16O6
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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This galactoside derivative is employed as a substrate to detect the activity of beta-galactosidase, an enzyme extensively utilized in molecular biology and biochemistry research. When beta-galactosidase cleaves the galactoside bond of Phenyl a-D-galactopyranoside, phenol is released as a product. The detection of this phenol release is achieved through a colorimetric assay, enabling the quantification of beta-galactosidase activity. The mechanism of action involves the specific cleavage of the galactoside bond by beta-galactosidase, resulting in the release of phenol. This reaction is unique to beta-galactosidase and does not occur with other enzymes.


Phenyl a-D-galactopyranoside (CAS 2871-15-0) References

  1. Principles underlying enzyme specificity in the domain of carbohydrates.  |  GOTTSCHALK, A. 1950. Adv Carbohydr Chem. 5: 49-78. PMID: 14783034
  2. beta-D-Galactoside transport in Escherichia coli: substrate recognition.  |  Sandermann, H. 1977. Eur J Biochem. 80: 507-15. PMID: 336372
  3. Synthesis of some glycodipeptides containing hydroxyamino acids, and their stabilities to acids and bases.  |  Wakabayashi, K. and Pigman, W. 1974. Carbohydr Res. 35: 3-14. PMID: 4854581
  4. Reactivity of lectin from Xenopus laevis eggs towards tumor cells and human erythrocytes.  |  Nitta, K., et al. 1984. Chem Pharm Bull (Tokyo). 32: 2325-32. PMID: 6541530
  5. Characterization of a novel bacterial adhesion specificity of Streptococcus suis recognizing blood group P receptor oligosaccharides.  |  Haataja, S., et al. 1993. J Biol Chem. 268: 4311-7. PMID: 8440715
  6. Comparison of 13C-spin-lattice relaxation times between the sugars of the D-gluco-and D-galactopyranose series  |  Izumi, K. 1987. Agricultural and biological chemistry. 51(6): 1725-1726.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Phenyl a-D-galactopyranoside, 1 g

sc-286659
1 g
$204.00

Phenyl a-D-galactopyranoside, 2 g

sc-286659A
2 g
$306.00