Date published: 2026-5-22

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4β-Galactobiose (CAS 2152-98-9)

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Alternate Names:
β-D-Gal-(1→4)-D-Gal, 4-O-β-D-Galactopyranosyl-D-galactopyranose
CAS Number:
2152-98-9
Purity:
>95%
Molecular Weight:
342.30
Molecular Formula:
C12H22O11
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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4β-Galactobiose is a disaccharide composed of two galactose units linked by a beta-glycosidic bond. In research, 4β-Galactobiose is frequently studied for its role in carbohydrate chemistry and its interactions with other biological molecules. As a substrate analog, it is used to investigate the specificity and mechanism of action of β-galactosidases, enzymes that cleave the glycosidic bonds in beta-galactosides. This compound is also of interest in the study of glycosylation processes, where understanding the structure and function of various glycosidic linkages is key to deciphering the complex biology of glycoproteins and glycolipids. Additionally, 4β-Galactobiose serves as a model system for exploring the principles of carbohydrate-based recognition, which has implications for cell-cell communication and pathogen-host interactions. It may also be utilized in the synthesis of oligosaccharides with specific structures for the examination of their physical properties and their potential industrial applications, such as in food science and material production.


4β-Galactobiose (CAS 2152-98-9) References

  1. Beta-glycosidase of Thermus thermophilus KNOUC202: gene and biochemical properties of the enzyme expressed in Escherichia coli.  |  Nam, ES., et al. 2010. Prikl Biokhim Mikrobiol. 46: 562-71. PMID: 21058504
  2. Galacto-oligosaccharides as protective molecules in the preservation of Lactobacillus delbrueckii subsp. bulgaricus.  |  Tymczyszyn, EE., et al. 2011. Cryobiology. 62: 123-9. PMID: 21272570
  3. A pseudo steady-state model for galacto-oligosaccharides synthesis with β-galactosidase from Aspergillus oryzae.  |  Vera, C., et al. 2011. Biotechnol Bioeng. 108: 2270-9. PMID: 21557202
  4. Synthesis of galacto-oligosaccharides by β-galactosidase from Aspergillus oryzae using partially dissolved and supersaturated solution of lactose.  |  Vera, C., et al. 2012. Enzyme Microb Technol. 50: 188-94. PMID: 22305174
  5. Optimisation of synthesis of oligosaccharides derived from lactulose (fructosyl-galacto-oligosaccharides) with β-galactosidases of different origin.  |  Guerrero, C., et al. 2013. Food Chem. 138: 2225-32. PMID: 23497880
  6. Transgalactosylation and hydrolytic activities of commercial preparations of β-galactosidase for the synthesis of prebiotic carbohydrates.  |  Guerrero, C., et al. 2015. Enzyme Microb Technol. 70: 9-17. PMID: 25659627
  7. Simultaneous synthesis of mixtures of lactulose and galacto-oligosaccharides and their selective fermentation.  |  Guerrero, C., et al. 2015. J Biotechnol. 209: 31-40. PMID: 26080080
  8. Performance of an ultrafiltration membrane bioreactor (UF-MBR) as a processing strategy for the synthesis of galacto-oligosaccharides at high substrate concentrations.  |  Córdova, A., et al. 2016. J Biotechnol. 223: 26-35. PMID: 26924238
  9. Demonstration of hydrazide tagging for O-glycans and a central composite design of experiments optimization using the INLIGHT™ reagent.  |  King, SR., et al. 2018. Anal Bioanal Chem. 410: 1409-1415. PMID: 29279989
  10. Continuous enzymatic synthesis of lactulose in packed-bed reactor with immobilized Aspergillus oryzae β-galactosidase.  |  Guerrero, C., et al. 2019. Bioresour Technol. 278: 296-302. PMID: 30708333
  11. Characterization and assessment of barnacle larval settlement-inducing activity of extracellular polymeric substances isolated from marine biofilm bacteria.  |  Siddik, A. and Satheesh, S. 2019. Sci Rep. 9: 17849. PMID: 31780773
  12. Synthesis of Lactulose in Continuous Stirred Tank Reactor With β-Galactosidase of Apergillus oryzae Immobilized in Monofunctional Glyoxyl Agarose Support.  |  Ubilla, C., et al. 2020. Front Bioeng Biotechnol. 8: 699. PMID: 32695768
  13. Recent developments in microbial production of high-purity galacto-oligosaccharides.  |  Maráz, A., et al. 2022. World J Microbiol Biotechnol. 38: 95. PMID: 35441950

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

4β-Galactobiose, 2 mg

sc-256854
2 mg
$279.00