Erythromycin A 9,11-Imino Ether

Name: Erythromycin A 9,11-Imino Ether
Brand: Vaqora Chemicals
SKU: VQ-022553

About Erythromycin A 9,11-Imino Ether

Listed under CAS 161193-44-8, Erythromycin A 9,11-Imino Ether is an impurity of Azithromycin available from Vaqora Chemicals. Formula C37H66N2O12, molecular weight 730.9 g/mol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Azithromycin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

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

Industries

Related to Azithromycin

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

Azithromycin impurities

Specifications & identifiers

Chemical identifiers
Product name	Erythromycin A 9,11-Imino Ether
Catalogue No.	VQ-022553
CAS Number	161193-44-8
IUPAC name	(1R,2R,3R,6R,7S,8S,9R,10R,12R,15R)-9-[(3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-3-ethyl-2,10-dihydroxy-7-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-2,6,8,10,12,15-hexamethyl-4,16-dioxa-14-azabicyclo[11.2.1]hexadec-13-en-5-one
Molecular formula	C₃₇H₆₆N₂O₁₂
Molecular weight	730.9 g/mol
Exact mass	730.4616
Grade	Reference Standard
HSN code	38229090
InChIKey	NZDCTMQIUOEUSN-XSMIQMSYSA-N
SMILES	CC[C@@H]1[C@@]([C@H]2[C@H](N=C(O2)[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]3C[C@@]([C@H]([C@@H](O3)C)O)(C)OC)C)OC4[C@@H]([C@H](C[C@H](O4)C)N(C)C)O)(C)O)C)C)(C)O
PubChem CID	169439879

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	4 / 14
TPSA	178 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 Erythromycin A 9,11-Imino Ether?

The CAS Registry Number of Erythromycin A 9,11-Imino Ether is 161193-44-8.

What is the molecular formula and molecular weight of Erythromycin A 9,11-Imino Ether?

Erythromycin A 9,11-Imino Ether has the molecular formula C37H66N2O12 and a molecular weight of 730.9 g/mol.

What is Erythromycin A 9,11-Imino Ether used for?

Erythromycin A 9,11-Imino Ether is supplied as a characterised reference material related to Azithromycin. 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 Erythromycin A 9,11-Imino Ether can I order?

We supply Erythromycin A 9,11-Imino Ether 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 Erythromycin A 9,11-Imino Ether?

Yes. Every lot of Erythromycin A 9,11-Imino Ether 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 Erythromycin A 9,11-Imino Ether be shipped internationally?

Yes. We export Erythromycin A 9,11-Imino Ether worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.