Montelukast KSM-II Lactone Impurity

Name: Montelukast KSM-II Lactone Impurity
Brand: Vaqora Chemicals
SKU: VQ-005304

About Montelukast KSM-II Lactone Impurity

Listed under CAS 162515-66-4, Montelukast KSM-II Lactone Impurity is an impurity of Montelukast available from Vaqora Chemicals at a purity of 99.5%. Its molecular formula is C6H8OS and its molecular weight is 128.19 g/mol. Its systematic (IUPAC) name is 5-thiaspiro[2.4]heptan-6-one. Alternative names: Montelukast Impurity N2 and Montelukast Impurity 51.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Montelukast to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. 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, Montelukast KSM-II Lactone Impurity is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch.

Typical applications

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

Industries

Related to Montelukast

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

Montelukast impurities

Specifications & identifiers

Chemical identifiers
Product name	Montelukast KSM-II Lactone Impurity
Catalogue No.	VQ-005304
CAS Number	162515-66-4
IUPAC name	5-thiaspiro[2.4]heptan-6-one
Molecular formula	C₆H₈OS
Molecular weight	128.19 g/mol
Exact mass	128.0296
Grade	Reference Standard
Purity / assay	99.5%
HSN code	38229090
InChIKey	RLQTWVHIEDBLNJ-UHFFFAOYSA-N
SMILES	C1CC12CC(=O)SC2
PubChem CID	10855471

Physical properties
Physical form	Solid
LogP (XLogP3)	1
H-bond donors / acceptors	0 / 2
TPSA	42.4 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 Montelukast KSM-II Lactone Impurity?

The CAS Registry Number of Montelukast KSM-II Lactone Impurity is 162515-66-4. It is also known as Montelukast Impurity N2, Montelukast Impurity 51.

What is the molecular formula and molecular weight of Montelukast KSM-II Lactone Impurity?

Montelukast KSM-II Lactone Impurity has the molecular formula C6H8OS and a molecular weight of 128.19 g/mol. Its IUPAC name is 5-thiaspiro[2.4]heptan-6-one.

What is Montelukast KSM-II Lactone Impurity used for?

Montelukast KSM-II Lactone Impurity is supplied as a characterised reference material related to Montelukast. 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 Montelukast KSM-II Lactone Impurity can I order?

We supply Montelukast KSM-II Lactone Impurity in Reference Standard (99.5%) 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 Montelukast KSM-II Lactone Impurity?

Yes. Every lot of Montelukast KSM-II Lactone Impurity 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 Montelukast KSM-II Lactone Impurity be shipped internationally?

Yes. We export Montelukast KSM-II Lactone Impurity worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.