Milbemycin K

Name: Milbemycin K
Brand: Vaqora Chemicals
SKU: VQ-026696

About Milbemycin K

Milbemycin K (CAS 86691-97-6) is an impurity of Milbemycin offered by Vaqora Chemicals. With the molecular formula C32H44O7, it has a molar mass of 540.7 g/mol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

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

Vaqora Chemicals supplies Milbemycin K in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

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 K
Catalogue No.	VQ-026696
CAS Number	86691-97-6
IUPAC name	(1R,4S,5'S,6R,6'R,8R,10E,13R,14E,16E,20S,24S)-6'-ethyl-24-hydroxy-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]-2,21-dione
Molecular formula	C₃₂H₄₄O₇
Molecular weight	540.7 g/mol
Exact mass	540.3087
Grade	Reference Standard
HSN code	38229090
InChIKey	UFQQXUKNLJUJRF-YRXAXKISSA-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=O)C)C(=O)O3)O)C)\C)C
PubChem CID	6440784

Physical properties
Physical form	Solid
LogP (XLogP3)	4.4
H-bond donors / acceptors	1 / 7
TPSA	91.3 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 K?

The CAS Registry Number of Milbemycin K is 86691-97-6. It is also known as Milbemycin B, 5-demethoxy-28-deoxy-6,28-epoxy-25-ethyl-5-oxo-, (6S,25R)-.

What is the molecular formula and molecular weight of Milbemycin K?

Milbemycin K has the molecular formula C32H44O7 and a molecular weight of 540.7 g/mol.

What is Milbemycin K used for?

Milbemycin K 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 K can I order?

We supply Milbemycin K 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 K?

Yes. Every lot of Milbemycin K 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 K be shipped internationally?

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