Milbemycin A4 Oxime

Name: Milbemycin A4 Oxime
Brand: Vaqora Chemicals
SKU: VQ-031906

About Milbemycin A4 Oxime

Vaqora Chemicals supplies Milbemycin A4 Oxime, an impurity of Milbemycin registered under CAS number 93074-04-5. The compound has the formula C32H45NO7, corresponding to a molecular weight of 555.7 g/mol.

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.

This Milbemycin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from 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. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

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

Industries

Related to Milbemycin

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

Milbemycin impurities

Specifications & identifiers

Chemical identifiers
Product name	Milbemycin A4 Oxime
Catalogue No.	VQ-031906
CAS Number	93074-04-5
IUPAC name	(1R,4S,5'S,6R,6'R,8R,10E,13R,14E,16E,20R,24S)-6'-ethyl-24-hydroxy-21-hydroxyimino-5',11,13,22-tetramethylspiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one
Molecular formula	C₃₂H₄₅NO₇
Molecular weight	555.7 g/mol
Exact mass	555.3196
Grade	Reference Standard
HSN code	38229090
InChIKey	YCAZFHUABUMOIM-OWOPNLEVSA-N
SMILES	CC[C@@H]1[C@H](CC[C@@]2(O1)C[C@@H]3C[C@H](O2)C/C=C(/C[C@H](/C=C/C=C/4\CO[C@H]5[C@@]4([C@@H](C=C(C5=NO)C)C(=O)O3)O)C)\C)C
PubChem CID	91617829

Physical properties
Physical form	Solid
LogP (XLogP3)	4.7
H-bond donors / acceptors	2 / 8
TPSA	107 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 Milbemycin A4 Oxime?

The CAS Registry Number of Milbemycin A4 Oxime is 93074-04-5. It is also known as (6R,25R)-5-Demethoxy-28-deoxy-6,28-epoxy-25-ethyl-5-(hydroxyimino)milbemycin B, Milbemycin B, 5-demethoxy-28-deoxy-6,28-epoxy-25-ethyl-5-(hydroxyimino)-, (6R,25R)-.

What is the molecular formula and molecular weight of Milbemycin A4 Oxime?

Milbemycin A4 Oxime has the molecular formula C32H45NO7 and a molecular weight of 555.7 g/mol.

What is Milbemycin A4 Oxime used for?

Milbemycin A4 Oxime is supplied as a characterised reference material related to Milbemycin. 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 Milbemycin A4 Oxime can I order?

We supply Milbemycin A4 Oxime 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 Milbemycin A4 Oxime?

Yes. Every lot of Milbemycin A4 Oxime 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 Milbemycin A4 Oxime be shipped internationally?

Yes. We export Milbemycin A4 Oxime worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.