Roxithromycin EP Impurity I

Name: Roxithromycin EP Impurity I
Brand: Vaqora Chemicals
SKU: VQ-006683

About Roxithromycin EP Impurity I

Listed under CAS 425365-66-8, Roxithromycin EP Impurity I is a pharmacopeial impurity of Roxithromycin available from Vaqora Chemicals, specified at 22% purity. Formula C45H84N2O17, molecular weight 925.2 g/mol. Alternative names: 2'-O-[(2-Methoxyethoxy)methyl] Roxithromycin and Roxithromycin Impurity I.

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. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Roxithromycin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Roxithromycin EP Impurity I in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. Stock is available for quick 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 I
Catalogue No.	VQ-006683
CAS Number	425365-66-8
IUPAC name	(3R,4S,5S,6R,7R,9R,10E,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-(2-methoxyethoxymethoxy)-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-10-(2-methoxyethoxymethoxyimino)-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
Molecular formula	C₄₅H₈₄N₂O₁₇
Molecular weight	925.2 g/mol
Exact mass	924.577
Grade	Reference Standard
Purity / assay	22%
HSN code	38229090
InChIKey	KYAPHMSJPGQOSY-OTHJGQCISA-N
SMILES	CC[C@@H]1[C@@]([C@@H]([C@H](/C(=N/OCOCCOC)/[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)OCOCCOC)(C)O)C)C)O)(C)O
PubChem CID	71750076

Physical properties
Physical form	Solid
LogP (XLogP3)	3.4
H-bond donors / acceptors	4 / 19
TPSA	224 Å²
Synonyms	2'-O- [(2-methoxyethoxy)methyl]erythromycin 9-(E)-[O-[(2-methoxyethoxy)methyl]oxime], 2'-O-[(2-Methoxyethoxy)methyl] Roxithromycin, Roxithromycin Impurity I, (9E)-2'-O-[(2-Methoxyethoxy)methyl] Erythromycin 9-[O-[(2-Methoxyethoxy)methyl] oxime], 9-[O-[(2-Methoxyethoxy)methyl]oxime]-2'-O-[(2-methoxyethoxy)methyl]-(9E )-Erythromycin

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 I?

The CAS Registry Number of Roxithromycin EP Impurity I is 425365-66-8. It is also known as 2'-O- [(2-methoxyethoxy)methyl]erythromycin 9-(E)-[O-[(2-methoxyethoxy)methyl]oxime], 2'-O-[(2-Methoxyethoxy)methyl] Roxithromycin, Roxithromycin Impurity I.

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

Roxithromycin EP Impurity I has the molecular formula C45H84N2O17 and a molecular weight of 925.2 g/mol.

What is Roxithromycin EP Impurity I used for?

Roxithromycin EP Impurity I 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 I can I order?

We supply Roxithromycin EP Impurity I in Reference Standard (22%) 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 I?

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

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