Capsular polysaccharide K98 structure

Capsular polysaccharide K98

TL;DR: Capsular polysaccharide K98 (CAS 139723-49-2) is a chemical compound with molecular formula C24H40O19 and molecular weight 632.22 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

3,4,5-trihydroxy-6-[5-hydroxy-6-methyl-2-(2,4,5-trihydroxy-6-methyloxan-3-yl)oxy-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-3-yl]oxyoxane-2-carboxylic acid

Also Known As: K98 Polysaccharide, Capsular polysaccharide K98, Polysaccharide K98, E coli, GlyTouCan:G82838CM, G82838CM

CAS: 139723-49-2
Molecular Formula C24H40O19
Molecular Weight 632.22 g/mol
LogP -5.6
Topological Polar Surface Area 304.0 Ų
Hydrogen Bond Donors 11
Hydrogen Bond Acceptors 19
Rotatable Bonds 7
Exact Mass 632.2164
Heavy Atoms 43
Complexity 942.0

Chemical Identifiers

CAS Number 139723-49-2
SMILES CC1C(C(C(C(O1)O)OC2C(C(C(C(O2)C)O)OC3C(C(C(C(O3)C)O)O)O)OC4C(C(C(C(O4)C(=O)O)O)O)O)O)O
InChIKey WJRXXXYYZXLQTJ-UHFFFAOYSA-N

Product Overview

Capsular polysaccharide K98 (CAS 139723-49-2), with molecular formula C24H40O19 and molecular weight 632.22 g/mol. IUPAC: 3,4,5-trihydroxy-6-[5-hydroxy-6-methyl-2-(2,4,5-trihydroxy-6-methyloxan-3-yl)oxy-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-3-yl]oxyoxane-2-carboxylic acid.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of Capsular polysaccharide K98

XLogP
-5.6
TPSA (Topological Polar Surface Area)
304.0
Hydrogen Bond Donors
11
Hydrogen Bond Acceptors
19
Rotatable Bonds
7
Heavy Atoms
43
Complexity
942.0
Exact Mass
632.2164
Monoisotopic Mass
632.2164
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of Capsular polysaccharide K98

The XLogP value of -5.6 indicates that Capsular polysaccharide K98 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 304.0 Ų indicates high polarity, suggesting Capsular polysaccharide K98 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Capsular polysaccharide K98 has 11 hydrogen bond donor(s) and 19 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of Capsular polysaccharide K98?

The CAS number of Capsular polysaccharide K98 is 139723-49-2.

What is the molecular formula of Capsular polysaccharide K98?

The molecular formula of Capsular polysaccharide K98 is C24H40O19.

What is the molecular weight of Capsular polysaccharide K98?

The molecular weight of Capsular polysaccharide K98 is 632.22 g/mol.

Where can I buy Capsular polysaccharide K98?

You can request a quote for Capsular polysaccharide K98 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Capsular polysaccharide K98?

Yes, KEHONG BIO provides custom synthesis services for Capsular polysaccharide K98 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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