3'-alpha-Sialyl-beta-lactose
TL;DR: 3'-alpha-Sialyl-beta-lactose (CAS 64839-33-4) is a chemical compound with molecular formula C23H39NO19 and molecular weight 633.21 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
(2S,4S,5R,6R)-5-acetamido-2-[(2R,3S,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid
Also Known As: 4lbl, 4lbo, GM3 carbohydrate moiety, 3'-a-Sialyllactose, a2,3-Sialyllactose
| Molecular Formula | C23H39NO19 |
|---|---|
| Molecular Weight | 633.21 g/mol |
| LogP | -8.2234 |
| Topological Polar Surface Area | 335.08 Ų |
| Hydrogen Bond Donors | 13 |
| Hydrogen Bond Acceptors | 18 |
| Rotatable Bonds | 11 |
| Exact Mass | 633.2116 |
| Heavy Atoms | 43 |
| Complexity | 942.2912 |
Chemical Identifiers
| CAS Number | 64839-33-4 |
|---|---|
| SMILES | CC(=O)N[C@@H]1[C@H](C[C@@](O[C@H]1[C@@H]([C@@H](CO)O)O)(C(=O)O)O[C@H]2[C@H]([C@H](O[C@H]([C@@H]2O)O[C@@H]3[C@H](O[C@H]([C@@H]([C@H]3O)O)O)CO)CO)O)O |
Product Overview
3'-alpha-Sialyl-beta-lactose (CAS 64839-33-4), with molecular formula C23H39NO19 and molecular weight 633.21 g/mol. IUPAC: (2S,4S,5R,6R)-5-acetamido-2-[(2R,3S,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid.
Chemical Property Profile of 3'-alpha-Sialyl-beta-lactose
Property Insights of 3'-alpha-Sialyl-beta-lactose
The XLogP value of -8.2234 indicates that 3'-alpha-Sialyl-beta-lactose is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 335.08 Ų indicates high polarity, suggesting 3'-alpha-Sialyl-beta-lactose may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, 3'-alpha-Sialyl-beta-lactose has 13 hydrogen bond donor(s) and 18 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of 3'-alpha-Sialyl-beta-lactose?
The CAS number of 3'-alpha-Sialyl-beta-lactose is 64839-33-4.
What is the molecular formula of 3'-alpha-Sialyl-beta-lactose?
The molecular formula of 3'-alpha-Sialyl-beta-lactose is C23H39NO19.
What is the molecular weight of 3'-alpha-Sialyl-beta-lactose?
The molecular weight of 3'-alpha-Sialyl-beta-lactose is 633.21 g/mol.
Where can I buy 3'-alpha-Sialyl-beta-lactose?
You can request a quote for 3'-alpha-Sialyl-beta-lactose directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for 3'-alpha-Sialyl-beta-lactose?
Yes, KEHONG BIO provides custom synthesis services for 3'-alpha-Sialyl-beta-lactose and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.