Colistin Sulfate

Catalog No.: A16469
Colistin is a cyclic cationic decapeptide linked to a fatty acid side chain, it belongs to a group of similarly structured bacterial antimicrobial peptides.
Grouped product items
Product Name Price Stock Qty
Colistin Sulfate 100mg
$40.00
In stock
Colistin Sulfate 250mg
$80.00
In stock

Important Notice: For research use only. We do not sell to patients.

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Biological Activity
Discription Colistin is a cyclic cationic decapeptide linked to a fatty acid side chain, it belongs to a group of similarly structured bacterial antimicrobial peptides.
Chemical Information
Catalog Num A16469
Formula H2O4S.xUnspecified
Molecular Weight 1267.55
CAS Number 1264-72-8
SMILES O=C(N[C@@H](CCN)C(N[C@H](CC(C)C)C(N[C@@H](CC(C)C)C(N[C@@H](CCN)C(N[C@H]1CCN)=O)=O)=O)=O)[C@@H](NC([C@H](CCN)NC([C@@H](NC([C@H](CCN)NC(CCCC[C@H](C)CC)=O)=O)[C@@H](C)O)=O)=O)CCNC([C@H]([C@@H](C)O)NC1=O)=O.OS(O)(=O)=O
Synonyms Polymyxin E Sulfate
Storage

Store lyophilized at -20ºC, keep desiccated.
In lyophilized form, the chemical is stable for 36 months.
In solution, store at -20ºC and use within 3 months to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.

Solubility
In vitro DMSO Insoluble
Water 88 mg/mL
Ethanol Insoluble
* <1 mg/ml means slightly soluble or insoluble.
* Please note that Adooq tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.
Preparing Stock Solutions
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
0.1 mM 7.89 mL 39.45 mL 78.89 mL
0.5 mM 1.58 mL 7.89 mL 15.78 mL
1 mM 0.79 mL 3.94 mL 7.89 mL
5 mM 0.16 mL 0.79 mL 1.58 mL
Useful Calculator

This calculator helps you calculate mass of compound based on solution concentration, volume and molecular weight in a specific solution using the formula:

Mass (mg) = Concentration (mM) × Volume (mL) × Molecular Weight (g/mol)

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Please check COA/MSDS for correct molecular weight.

Calculate the dilution required to prepare a stock solution.
This equation is commonly abbreviated as: C1V1 = C2V2

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