Montelukast (3S)-Hydroxy Methyl Ester Impurity 181139-72-0

Name: Montelukast (3S)-Hydroxy Methyl Ester Impurity
Brand: Vaqora Chemicals
SKU: VQ-031995

About Montelukast (3S)-Hydroxy Methyl Ester Impurity

Montelukast (3S)-Hydroxy Methyl Ester Impurity is a metabolite or degradation product of Montelukast carrying the CAS registry number 181139-72-0. The compound has the formula C28H24ClNO3, corresponding to a molecular weight of 457.9 g/mol. Its systematic (IUPAC) name is methyl 2-[(3S)-3-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate. Common synonyms include Montelukast (3S)-Hydroxy Benzoate and Montelukast sodium INT.

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.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Montelukast, as well as in QC testing and ANDA/DMF documentation. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Montelukast (3S)-Hydroxy Methyl Ester 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

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Montelukast

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

Montelukast impurities

Specifications & identifiers

Chemical identifiers
Product name	Montelukast (3S)-Hydroxy Methyl Ester Impurity
Catalogue No.	VQ-031995
CAS Number	181139-72-0
IUPAC name	methyl 2-[(3S)-3-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate
Molecular formula	C₂₈H₂₄ClNO₃
Molecular weight	457.9 g/mol
Exact mass	457.1445
Grade	Reference Standard
HSN code	38229090
InChIKey	KPCSDMZEMDMWKQ-SPNSGGJLSA-N
SMILES	COC(=O)C1=CC=CC=C1CC[C@@H](C2=CC=CC(=C2)/C=C/C3=NC4=C(C=CC(=C4)Cl)C=C3)O
PubChem CID	9955783

Physical properties
Physical form	Solid
LogP (XLogP3)	6.4
H-bond donors / acceptors	1 / 4
TPSA	59.4 Å²
Synonyms	(S,E)-Methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, (S)-Methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, Methyl [E]-2-[3-(S)-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]benzoate, Montelukast (3S)-Hydroxy Benzoate, methyl (S,E)-2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, Methyl (S)-2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, Methyl [E]-2-[(3S)-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl] benzoate, Montelukast sodium INT, Methyl 2-[(3S)-3-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]benzoate, 2-[3-(s)-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]-benzoic acid, methyl 2-[(3S)-3-[3-[(E)-2-(7-chloro-2-quinolyl)vinyl]phenyl]-3-hydroxy-propyl]benzoate

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 (3S)-Hydroxy Methyl Ester Impurity?

The CAS Registry Number of Montelukast (3S)-Hydroxy Methyl Ester Impurity is 181139-72-0. It is also known as (S,E)-Methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, (S)-Methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, Methyl [E]-2-[3-(S)-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]benzoate.

What is the molecular formula and molecular weight of Montelukast (3S)-Hydroxy Methyl Ester Impurity?

Montelukast (3S)-Hydroxy Methyl Ester Impurity has the molecular formula C28H24ClNO3 and a molecular weight of 457.9 g/mol. Its IUPAC name is methyl 2-[(3S)-3-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate.

What is Montelukast (3S)-Hydroxy Methyl Ester Impurity used for?

Montelukast (3S)-Hydroxy Methyl Ester 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 (3S)-Hydroxy Methyl Ester Impurity can I order?

We supply Montelukast (3S)-Hydroxy Methyl Ester 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 (3S)-Hydroxy Methyl Ester Impurity?

Yes. Every lot of Montelukast (3S)-Hydroxy Methyl Ester 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 (3S)-Hydroxy Methyl Ester Impurity be shipped internationally?

Yes. We export Montelukast (3S)-Hydroxy Methyl Ester Impurity worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.