Polymyxin B3

Name: Polymyxin B3
Brand: Vaqora Chemicals
SKU: VQ-027551

About Polymyxin B3

Listed under CAS 71140-58-4, Polymyxin B3 is an impurity of Polymyxin B available from Vaqora Chemicals. Its molecular formula is C55H96N16O13 and its molecular weight is 1189.5 g/mol.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Polymyxin B, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Polymyxin B3 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Polymyxin B

View every impurity, metabolite and intermediate we list for Polymyxin B.

Polymyxin B impurities

Specifications & identifiers

Chemical identifiers
Product name	Polymyxin B3
Catalogue No.	VQ-027551
CAS Number	71140-58-4
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)-15-benzyl-3-[(1R)-1-hydroxyethyl]-12-(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]octanamide
Molecular formula	C₅₅H₉₆N₁₆O₁₃
Molecular weight	1189.5 g/mol
Exact mass	1188.7343
Grade	Reference Standard
HSN code	38229090
InChIKey	MUZYEKLWXWDOOD-RUDZPDEXSA-N
SMILES	CCCCCCCC(=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)CC2=CC=CC=C2)CC(C)C)CCN)CCN)[C@@H](C)O
PubChem CID	46883542

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.8
H-bond donors / acceptors	18 / 18
TPSA	491 Å²

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 Polymyxin B3?

The CAS Registry Number of Polymyxin B3 is 71140-58-4.

What is the molecular formula and molecular weight of Polymyxin B3?

Polymyxin B3 has the molecular formula C55H96N16O13 and a molecular weight of 1189.5 g/mol.

What is Polymyxin B3 used for?

Polymyxin B3 is supplied as a characterised reference material related to Polymyxin B. 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 Polymyxin B3 can I order?

We supply Polymyxin B3 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 Polymyxin B3?

Yes. Every lot of Polymyxin B3 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 Polymyxin B3 be shipped internationally?

Yes. We export Polymyxin B3 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.