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Chemical structure of Colistinmethanesulfonic acid

GC12613

Colistinmethanesulfonic acid

Also listed as Colistin Methanesulfonate (sodium salt)

prodrug for antibiotic colistin (also known as polymyxin E)

ChemicalCAS8068-28-8MW1749.8FormulaC58H105N16O28S5 • 5Na
CAS number
8068-28-8
Molecular weight
1749.8
Formula
C58H105N16O28S5 • 5Na
Solubility
≥ 53·9mg/mL in Water
InChIKey
IQWHCHZFYPIVRV-UHFFFAOYSA-I
Catalogue number
GC12613
Brand
GLPBIO
Computed properties PubChem CID 216258 · TPSA 749 Ų · H-bond donors 18 · H-bond acceptors 33
TPSA
749 Ų
H-bond donors
18
H-bond acceptors
33
Rotatable bonds
39
Heavy atoms
112

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.[Na+].[Na+].[Na+].[Na+].[Na+]

Computed descriptors from PubChem (CID 216258), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.