Bacitracin B3

About Bacitracin B3

Bacitracin B3 is an impurity of Bacitracin carrying the CAS registry number 149146-32-7. Its molecular formula is C65H101N17O16S and its molecular weight is 1408.7 g/mol. Alternative names: Bacitracin B1B.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

This Bacitracin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Bacitracin B3 is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

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

Industries

Related to Bacitracin

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

Bacitracin impurities

Specifications & identifiers

Chemical identifiers
Product name	Bacitracin B3
Catalogue No.	VQ-024482
CAS Number	149146-32-7
IUPAC name	(4R)-4-[[(2S)-2-[[(4R)-2-[(1S)-1-amino-2-methylpropyl]-4,5-dihydro-1,3-thiazole-4-carbonyl]amino]-4-methylpentanoyl]amino]-5-[[(2S,3S)-1-[[(3S,6R,9S,12R,15S,18R,21S)-3-(2-amino-2-oxoethyl)-18-(3-aminopropyl)-12-benzyl-15-[(2S)-butan-2-yl]-6-(carboxymethyl)-9-(1H-imidazol-5-ylmethyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclopentacos-21-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-5-oxopentanoic acid
Molecular formula	C₆₅H₁₀₁N₁₇O₁₆S
Molecular weight	1408.7 g/mol
Exact mass	1407.7333
Grade	Reference Standard
HSN code	38229090
InChIKey	LZGCTYUFBXSABN-QTFUODODSA-N
SMILES	CC[C@H](C)[C@H]1C(=O)N[C@@H](C(=O)N[C@H](C(=O)N[C@@H](C(=O)N[C@H](C(=O)NCCCC[C@@H](C(=O)N[C@@H](C(=O)N1)CCCN)NC(=O)[C@H]([C@@H](C)CC)NC(=O)[C@@H](CCC(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H]2CSC(=N2)[C@H](C(C)C)N)CC(=O)N)CC(=O)O)CC3=CN=CN3)CC4=CC=CC=C4
PubChem CID	71587190

Physical properties
Physical form	Solid
LogP (XLogP3)	-4.4
H-bond donors / acceptors	17 / 21
TPSA	556 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 Bacitracin B3?

The CAS Registry Number of Bacitracin B3 is 149146-32-7. It is also known as Bacitracin B1B.

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

Bacitracin B3 has the molecular formula C65H101N17O16S and a molecular weight of 1408.7 g/mol.

What is Bacitracin B3 used for?

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

We supply Bacitracin 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 Bacitracin B3?

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

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