Date published: 2026-5-3

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4-O-β-Galactopyranosyl-D-mannopyranose (CAS 20869-27-6)

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Alternate Names:
2-epi-Lactose
Application:
CAS Number:
20869-27-6
Purity:
≥98%
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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4-O-β-Galactopyranosyl-D-mannopyranose, a carbohydrate derivative, has garnered significant interest in scientific research due to its structural complexity and diverse applications. Mechanistically, it serves as a crucial component in the biosynthesis of complex carbohydrates and glycoconjugates, contributing to cell-cell recognition, signaling, and adhesion processes. Research indicates that 4-O-β-Galactopyranosyl-D-mannopyranose participates in glycosylation reactions mediated by glycosyltransferase enzymes, leading to the formation of glycoproteins, glycolipids, and proteoglycans. Furthermore, this compound acts as a substrate for carbohydrate-active enzymes involved in carbohydrate metabolism and degradation pathways in various organisms, facilitating studies on enzyme kinetics and substrate specificity. In addition to its role in fundamental biochemical processes, 4-O-β-Galactopyranosyl-D-mannopyranose serves as a valuable tool in glycobiology research, enabling the synthesis of glycans and glycoconjugates with tailored structures for investigating their roles in biological systems. Moreover, it finds applications in carbohydrate chemistry, where it is utilized as a building block for the synthesis of complex carbohydrates and glycomimetics for drug discovery and development. Overall, 4-O-β-Galactopyranosyl-D-mannopyranose emerges as a pivotal molecule in glycobiology research, offering insights into carbohydrate-mediated cellular interactions and serving as a versatile scaffold for the design of novel biomaterials.


4-O-β-Galactopyranosyl-D-mannopyranose (CAS 20869-27-6) References

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  2. Quantifying Weak Glycan-Protein Interactions Using a Biolayer Interferometry Competition Assay: Applications to ECL Lectin and X-31 Influenza Hemagglutinin.  |  Ji, Y. and Woods, RJ. 2018. Adv Exp Med Biol. 1104: 259-273. PMID: 30484253
  3. Comparative Fecal Metabolomes of Silkworms Being Fed Mulberry Leaf and Artificial Diet.  |  Qin, D., et al. 2020. Insects. 11: PMID: 33266201
  4. Genome and Metabolome MS-Based Mining of a Marine Strain of Aspergillus affinis.  |  Gonçalves, MFM., et al. 2021. J Fungi (Basel). 7: PMID: 34947073
  5. Induction of cellulose in Schizophyllum commune: thiocellobiose as a new inducer.  |  Rho, D., et al. 1982. J Bacteriol. 149: 47-53. PMID: 6798027
  6. Isolation of a mannose-binding and IgE- and IgM-reactive lectin from the seeds of Artocarpus integer.  |  Lim, SB., et al. 1997. J Immunol Methods. 209: 177-86. PMID: 9461333
  7. Substrate specificity of cellobiose dehydrogenase from Phanerochaete chrysosporium.  |  Henriksson, G., et al. 1998. Biochim Biophys Acta. 1383: 48-54. PMID: 9546045

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

4-O-β-Galactopyranosyl-D-mannopyranose, 25 mg

sc-220989
25 mg
$198.00

4-O-β-Galactopyranosyl-D-mannopyranose, 100 mg

sc-220989A
100 mg
$426.00