(S)-Ketoprofen Ethyl Ester

About (S)-Ketoprofen Ethyl Ester

(S)-Ketoprofen Ethyl Ester is an impurity of Ketoprofen carrying the CAS registry number 136656-97-8. Formula C18H18O3, molecular weight 282.3 g/mol. Systematically, it is named ethyl (2S)-2-(3-benzoylphenyl)propanoate. Alternative names: Dexketoprofen Ethyl Ester and ethyl (S)-2-(3-benzoylphenyl)propanoate.

The product is provided 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.

This Ketoprofen impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, (S)-Ketoprofen Ethyl Ester is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Ketoprofen

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

Ketoprofen impurities

Specifications & identifiers

Chemical identifiers
Product name	(S)-Ketoprofen Ethyl Ester
Catalogue No.	VQ-037814
CAS Number	136656-97-8
IUPAC name	ethyl (2S)-2-(3-benzoylphenyl)propanoate
Molecular formula	C₁₈H₁₈O₃
Molecular weight	282.3 g/mol
Exact mass	282.1256
Grade	Reference Standard
HSN code	38229090
InChIKey	CQSMNXCTDMLMLM-ZDUSSCGKSA-N
SMILES	CCOC(=O)[C@@H](C)C1=CC(=CC=C1)C(=O)C2=CC=CC=C2
PubChem CID	92974405

Physical properties
Physical form	Solid
LogP (XLogP3)	3.8
H-bond donors / acceptors	0 / 3
TPSA	43.4 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 (S)-Ketoprofen Ethyl Ester?

The CAS Registry Number of (S)-Ketoprofen Ethyl Ester is 136656-97-8. It is also known as Dexketoprofen Ethyl Ester, ethyl (S)-2-(3-benzoylphenyl)propanoate, ethyl (2S)-2-[3-(benzenecarbonyl)phenyl]propanoate.

What is the molecular formula and molecular weight of (S)-Ketoprofen Ethyl Ester?

(S)-Ketoprofen Ethyl Ester has the molecular formula C18H18O3 and a molecular weight of 282.3 g/mol. Its IUPAC name is ethyl (2S)-2-(3-benzoylphenyl)propanoate.

What is (S)-Ketoprofen Ethyl Ester used for?

(S)-Ketoprofen Ethyl Ester is supplied as a characterised reference material related to Ketoprofen. 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 (S)-Ketoprofen Ethyl Ester can I order?

We supply (S)-Ketoprofen Ethyl Ester 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 (S)-Ketoprofen Ethyl Ester?

Yes. Every lot of (S)-Ketoprofen Ethyl Ester 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 (S)-Ketoprofen Ethyl Ester be shipped internationally?

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