Dirithromycin EP Impurity A

Name: Dirithromycin EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-025348

About Dirithromycin EP Impurity A

Listed under CAS 26116-56-3, Dirithromycin EP Impurity A is a pharmacopeial impurity of Dirithromycin available from Vaqora Chemicals. The compound has the formula C37H70N2O12, corresponding to a molecular weight of 735.0 g/mol. Common synonyms include Dirithromycin - Impurity A and Dirithromycin impurity A.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Dirithromycin, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Dirithromycin EP Impurity A is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Dirithromycin

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

Dirithromycin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Dirithromycin EP Impurity A
Catalogue No.	VQ-025348
CAS Number	26116-56-3
IUPAC name	(3R,4S,5S,6R,7R,9R,10S,11S,12R,13S,14R)-10-amino-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-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-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
Molecular formula	C₃₇H₇₀N₂O₁₂
Molecular weight	735 g/mol
Exact mass	734.4929
Grade	Reference Standard
HSN code	38229090
InChIKey	XCLJRCAJSCMIND-JCTYMORFSA-N
SMILES	CC[C@@H]1[C@@]([C@@H]([C@H]([C@H]([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)N)C)O)(C)O
PubChem CID	83952

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	6 / 14
TPSA	203 Å²
Synonyms	Dirithromycin - Impurity A, Dirithromycin impurity A, Erythromycylamine, (9S)-9-Amino-9-deoxoerythromycin, 9(S)-Erythromycylamine, 9-Epierythromycylamine, (9S)-9-amino-9-deoxyerythromycin, BRL-42852ER, erythromyclamine, (9S)-, (9S)-erythromycyclamine, Erythromycin, 9-amino-9-deoxo-, (9S)-, Epierythromycyl-A-amine

Safety & hazard information (GHS)

Corrosive

Environmental hazard

Signal word: Danger

Hazard statements

H318Causes serious eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P264 + P265, P273, P280, P305 + P354 + P338, P317, 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 Dirithromycin EP Impurity A?

The CAS Registry Number of Dirithromycin EP Impurity A is 26116-56-3. It is also known as Dirithromycin - Impurity A, Dirithromycin impurity A, Erythromycylamine.

What is the molecular formula and molecular weight of Dirithromycin EP Impurity A?

Dirithromycin EP Impurity A has the molecular formula C37H70N2O12 and a molecular weight of 735 g/mol.

What is Dirithromycin EP Impurity A used for?

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

We supply Dirithromycin EP Impurity A 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 Dirithromycin EP Impurity A?

Yes. Every lot of Dirithromycin EP Impurity A 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 Dirithromycin EP Impurity A be shipped internationally?

Yes. Dirithromycin EP Impurity A 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.