Roxithromycin EP Impurity C

Name: Roxithromycin EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-006682

About Roxithromycin EP Impurity C

Roxithromycin EP Impurity C (CAS 111321-02-9) is a pharmacopeial impurity of Roxithromycin offered by Vaqora Chemicals with a typical assay of 92%. Formula C37H68N2O13, molecular weight 748.9 g/mol. Alternative names: Erythromycin A Oxime and (9E)-Erythromycin A Oxime.

The product is provided 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.

This Roxithromycin 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.

We offer Roxithromycin EP Impurity C in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Roxithromycin

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

Roxithromycin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Roxithromycin EP Impurity C
Catalogue No.	VQ-006682
CAS Number	111321-02-9
IUPAC name	(3R,4S,5S,6R,7R,9R,10E,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-10-hydroxyimino-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
Molecular formula	C₃₇H₆₈N₂O₁₃
Molecular weight	748.9 g/mol
Exact mass	748.4721
Grade	Reference Standard
Purity / assay	92%
HSN code	38229090
InChIKey	KYTWXIARANQMCA-ZTILBQITSA-N
SMILES	CC[C@@H]1[C@@]([C@@H]([C@H](/C(=N/O)/[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C)O)(C)O)C)C)O)(C)O
PubChem CID	6537896

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	6 / 15
TPSA	209 Å²
Synonyms	Erythromycin A Oxime, (9E)-Erythromycin A Oxime, (9E)-Erythromycin 9-Oxime, (E)-Erythromycin A Oxime, (E)-Erythromycin Oxime, 9(E)-Erythromycin A oxime, Erythromycin, 9-oxime, Erythromycin Impurity J, Erythromycin A-E-Oxime

Safety & hazard information (GHS)

Environmental hazard

Hazard statements

H411Toxic to aquatic life with long lasting effects

Precautionary statements: P273, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Roxithromycin EP Impurity C?

The CAS Registry Number of Roxithromycin EP Impurity C is 111321-02-9. It is also known as Erythromycin A Oxime, (9E)-Erythromycin A Oxime, (9E)-Erythromycin 9-Oxime.

What is the molecular formula and molecular weight of Roxithromycin EP Impurity C?

Roxithromycin EP Impurity C has the molecular formula C37H68N2O13 and a molecular weight of 748.9 g/mol.

What is Roxithromycin EP Impurity C used for?

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

We supply Roxithromycin EP Impurity C in Reference Standard (92%) grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Roxithromycin EP Impurity C?

Yes. Every lot of Roxithromycin EP Impurity C 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 Roxithromycin EP Impurity C be shipped internationally?

Yes. Roxithromycin EP Impurity C is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.