Montelukast (3R)-Hydroxy Benzoate

About Montelukast (3R)-Hydroxy Benzoate

Montelukast (3R)-Hydroxy Benzoate is a metabolite or degradation product of Montelukast carrying the CAS registry number 150026-72-5. Formula C28H24ClNO3, molecular weight 457.9 g/mol. Its systematic (IUPAC) name is methyl 2-[(3R)-3-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-hydroxypropyl]benzoate.

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.

Analytical teams use this compound to identify metabolites and degradants of Montelukast, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Montelukast (3R)-Hydroxy Benzoate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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 (3R)-Hydroxy Benzoate
Catalogue No.	VQ-031987
CAS Number	150026-72-5
IUPAC name	methyl 2-[(3R)-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-WKMZLRSWSA-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	11733191

Physical properties
Physical form	Solid
LogP (XLogP3)	6.4
H-bond donors / acceptors	1 / 4
TPSA	59.4 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 (3R)-Hydroxy Benzoate?

The CAS Registry Number of Montelukast (3R)-Hydroxy Benzoate is 150026-72-5. It is also known as (R)-Methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate, (R,E)-methyl 2-(3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-hydroxypropyl)benzoate.

What is the molecular formula and molecular weight of Montelukast (3R)-Hydroxy Benzoate?

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

What is Montelukast (3R)-Hydroxy Benzoate used for?

Montelukast (3R)-Hydroxy Benzoate 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 (3R)-Hydroxy Benzoate can I order?

We supply Montelukast (3R)-Hydroxy Benzoate 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 (3R)-Hydroxy Benzoate?

Yes. Every lot of Montelukast (3R)-Hydroxy Benzoate 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 (3R)-Hydroxy Benzoate be shipped internationally?

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