Colistimethate structure

Colistimethate

TL;DR: Colistimethate (CAS 748069-57-0) is a chemical compound with molecular formula C58H110N16O28S5 and molecular weight 1638.63 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[2-[17-(1-hydroxyethyl)-22-[[2-[[3-hydroxy-2-[[2-(6-methyloctanoylamino)-4-(sulfomethylamino)butanoyl]amino]butanoyl]amino]-4-(sulfomethylamino)butanoyl]amino]-5,8-bis(2-methylpropyl)-3,6,9,12,15,18,23-heptaoxo-11,14-bis[2-(sulfomethylamino)ethyl]-1,4,7,10,13,16,19-heptazacyclotricos-2-yl]ethylamino]methanesulfonic acid

Also Known As: Colistimethate, Colistimethate sodium, Colistin sodium methanesulfonate, Colistin A hydrogen methanesulfonate, Colistin methanesulfonate sodium salt

CAS: 748069-57-0
Molecular Formula C58H110N16O28S5
Molecular Weight 1638.63 g/mol
LogP -16.7
Topological Polar Surface Area 734.0 Ų
Hydrogen Bond Donors 23
Hydrogen Bond Acceptors 33
Rotatable Bonds 44
Exact Mass 1638.6279
Heavy Atoms 107
Complexity 3500.0

Chemical Identifiers

CAS Number 748069-57-0
SMILES CCC(C)CCCCC(=O)NC(CCNCS(=O)(=O)O)C(=O)NC(C(C)O)C(=O)NC(CCNCS(=O)(=O)O)C(=O)NC1CCNC(=O)C(NC(=O)C(NC(=O)C(NC(=O)C(NC(=O)C(NC(=O)C(NC1=O)CCNCS(=O)(=O)O)CC(C)C)CC(C)C)CCNCS(=O)(=O)O)CCNCS(=O)(=O)O)C(C)O
InChIKey BSSIRFLGSWHWDE-UHFFFAOYSA-N

Product Overview

Colistimethate (CAS 748069-57-0), with molecular formula C58H110N16O28S5 and molecular weight 1638.63 g/mol. IUPAC: [2-[17-(1-hydroxyethyl)-22-[[2-[[3-hydroxy-2-[[2-(6-methyloctanoylamino)-4-(sulfomethylamino)butanoyl]amino]butanoyl]amino]-4-(sulfomethylamino)butanoyl]amino]-5,8-bis(2-methylpropyl)-3,6,9,12,15,18,23-heptaoxo-11,14-bis[2-(sulfomethylamino)ethyl]-1,4,7,10,13,16,19-heptazacyclotricos-2-yl]ethylamino]methanesulfonic acid.

🧪
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 Colistimethate

XLogP
-16.7
TPSA (Topological Polar Surface Area)
734.0
Hydrogen Bond Donors
23
Hydrogen Bond Acceptors
33
Rotatable Bonds
44
Heavy Atoms
107
Complexity
3500.0
Exact Mass
1638.6279
Monoisotopic Mass
1638.6279
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 Colistimethate

The XLogP value of -16.7 indicates that Colistimethate is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 734.0 Ų indicates high polarity, suggesting Colistimethate may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Colistimethate has 23 hydrogen bond donor(s) and 33 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 Colistimethate?

The CAS number of Colistimethate is 748069-57-0.

What is the molecular formula of Colistimethate?

The molecular formula of Colistimethate is C58H110N16O28S5.

What is the molecular weight of Colistimethate?

The molecular weight of Colistimethate is 1638.63 g/mol.

Where can I buy Colistimethate?

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

Does KEHONG BIO offer custom synthesis for Colistimethate?

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

🤖 科弘生物 AI 助手 ×
您好!我是 科弘生物 AI 助手。可以问我产品搜索、询价、样品或技术问题。如何帮助您?