Colistin

Name: Colistin
Brand: Vaqora Chemicals
SKU: VQ-036439

About Colistin

Vaqora Chemicals supplies Colistin, a high-purity reference standard of Colistin registered under CAS number 1066-17-7. Formula C52H98N16O13, molecular weight 1155.4 g/mol. Alternative names: Colomycin and Colymysin S.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a reference sample of Colistin, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Colistin is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Colistin

View every impurity, metabolite and intermediate we list for Colistin.

Colistin impurities

Specifications & identifiers

Chemical identifiers
Product name	Colistin
Catalogue No.	VQ-036439
CAS Number	1066-17-7
IUPAC name	N-[(2S)-4-amino-1-[[(2S,3R)-1-[[(2S)-4-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-3-[(1R)-1-hydroxyethyl]-12,15-bis(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]butan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxobutan-2-yl]-5-methylheptanamide
Molecular formula	C₅₂H₉₈N₁₆O₁₃
Molecular weight	1155.4 g/mol
Exact mass	1154.7499
Grade	Reference Standard
HSN code	38229090
InChIKey	YKQOSKADJPQZHB-QNPLFGSASA-N
SMILES	CCC(C)CCCC(=O)N[C@@H](CCN)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCN)C(=O)N[C@H]1CCNC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@H](NC(=O)[C@@H](NC1=O)CCN)CC(C)C)CC(C)C)CCN)CCN)[C@@H](C)O
PubChem CID	5311054

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.3
H-bond donors / acceptors	18 / 18
TPSA	491 Å²
Synonyms	Colomycin, Colymysin S, Colisticin, Polymixin E, Kolimitsin, 5-methylheptanoic acid-Dab-Thr-Dab-Cyclo(Dab-Dab-DLeu-Leu-Dab-Dab-Thr)

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Colistin?

The CAS Registry Number of Colistin is 1066-17-7. It is also known as Colomycin, Colymysin S, Colisticin.

What is the molecular formula and molecular weight of Colistin?

Colistin has the molecular formula C52H98N16O13 and a molecular weight of 1155.4 g/mol.

What is Colistin used for?

Colistin is supplied as a characterised reference material related to Colistin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Colistin can I order?

We supply Colistin in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Colistin?

Yes. Every lot of Colistin is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Colistin be shipped internationally?

Yes. We export Colistin worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.