Josamycin EP Impurity B

Name: Josamycin EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-026281

About Josamycin EP Impurity B

Listed under CAS 40361-41-9, Josamycin EP Impurity B is a pharmacopeial impurity of Josamycin available from Vaqora Chemicals. Its molecular formula is C42H71NO15 and its molecular weight is 830.0 g/mol. It is also known as Josamycin Impurity B or Josamycin - Impurity B.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Josamycin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Josamycin EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Josamycin

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

Josamycin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Josamycin EP Impurity B
Catalogue No.	VQ-026281
CAS Number	40361-41-9
IUPAC name	[(2S,3S,4R,6S)-6-[(2R,3S,4R,5R,6S)-6-[[(4R,5S,6S,7R,9R,10R,11E,13E,16R)-4-acetyloxy-10-hydroxy-7-(2-hydroxyethyl)-5-methoxy-9,16-dimethyl-2-oxo-1-oxacyclohexadeca-11,13-dien-6-yl]oxy]-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl]oxy-4-hydroxy-2,4-dimethyloxan-3-yl] 3-methylbutanoate
Molecular formula	C₄₂H₇₁NO₁₅
Molecular weight	830 g/mol
Exact mass	829.4824
Grade	Reference Standard
HSN code	38229090
InChIKey	JUNQZKWSWLJFDU-NGVXBBESSA-N
SMILES	C[C@@H]1C/C=C/C=C/[C@@H]([C@@H](C[C@@H]([C@@H]([C@H]([C@@H](CC(=O)O1)OC(=O)C)OC)O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C)O[C@H]3C[C@@]([C@H]([C@@H](O3)C)OC(=O)CC(C)C)(C)O)N(C)C)O)CCO)C)O
PubChem CID	169437915

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	4 / 16
TPSA	209 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 Josamycin EP Impurity B?

The CAS Registry Number of Josamycin EP Impurity B is 40361-41-9. It is also known as Josamycin Impurity B, Josamycin - Impurity B, 18-Dihydrojosamycin.

What is the molecular formula and molecular weight of Josamycin EP Impurity B?

Josamycin EP Impurity B has the molecular formula C42H71NO15 and a molecular weight of 830 g/mol.

What is Josamycin EP Impurity B used for?

Josamycin EP Impurity B is supplied as a characterised reference material related to Josamycin. 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 Josamycin EP Impurity B can I order?

We supply Josamycin EP Impurity B 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 Josamycin EP Impurity B?

Yes. Every lot of Josamycin EP Impurity B 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 Josamycin EP Impurity B be shipped internationally?

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