Montelukast Dimer Impurity

Name: Montelukast Dimer Impurity
Brand: Vaqora Chemicals
SKU: VQ-026774

About Montelukast Dimer Impurity

Montelukast Dimer Impurity is an impurity of Montelukast carrying the CAS registry number 120578-04-3. Formula C28H18Cl2N2, molecular weight 453.4 g/mol. Systematically, it is named 7-chloro-2-[(E)-2-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]ethenyl]quinoline. It is also known as 1,3-Bis[2-(7-chloro-2-quinolyl)vinyl]benzene.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Montelukast 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.

Vaqora Chemicals supplies Montelukast Dimer Impurity 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 Montelukast

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

Montelukast impurities

Specifications & identifiers

Chemical identifiers
Product name	Montelukast Dimer Impurity
Catalogue No.	VQ-026774
CAS Number	120578-04-3
IUPAC name	7-chloro-2-[(E)-2-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]ethenyl]quinoline
Molecular formula	C₂₈H₁₈Cl₂N₂
Molecular weight	453.4 g/mol
Exact mass	452.0847
Grade	Reference Standard
HSN code	38229090
InChIKey	VNTBNTXKOIZFHA-QGVJZHQLSA-N
SMILES	C1=CC(=CC(=C1)/C=C/C2=NC3=C(C=CC(=C3)Cl)C=C2)/C=C/C4=NC5=C(C=CC(=C5)Cl)C=C4
PubChem CID	14393912

Physical properties
Physical form	Solid
LogP (XLogP3)	8.3
H-bond donors / acceptors	0 / 2
TPSA	25.8 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 Dimer Impurity?

The CAS Registry Number of Montelukast Dimer Impurity is 120578-04-3. It is also known as 1,3-Bis[2-(7-chloro-2-quinolyl)vinyl]benzene, 1,3-bis((E)-2-(7-chloroquinolin-2-yl)vinyl)benzene, 2,2'-{1,3-Phenylenedi[(E)ethene-2,1-diyl]}bis(7-chloroquinoline).

What is the molecular formula and molecular weight of Montelukast Dimer Impurity?

Montelukast Dimer Impurity has the molecular formula C28H18Cl2N2 and a molecular weight of 453.4 g/mol. Its IUPAC name is 7-chloro-2-[(E)-2-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]ethenyl]quinoline.

What is Montelukast Dimer Impurity used for?

Montelukast Dimer 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 Dimer Impurity can I order?

We supply Montelukast Dimer Impurity 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 Montelukast Dimer Impurity?

Yes. Every lot of Montelukast Dimer 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 Dimer Impurity be shipped internationally?

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