(S)-Ethyl 2-hydroxy-4-phenylbutanoate

About (S)-Ethyl 2-hydroxy-4-phenylbutanoate

(S)-Ethyl 2-hydroxy-4-phenylbutanoate is a metabolite / degradant standard carrying the CAS registry number 125639-64-7. Formula C12H16O3, molecular weight 208.25 g/mol. Its systematic (IUPAC) name is ethyl (2S)-2-hydroxy-4-phenylbutanoate. It is also known as Ethyl 2-hydroxy-4-phenylbutyrate, (+)- or Ethyl 2-hydroxy-4-phenylbutyrate, (2S)-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Analytical teams use this compound to identify metabolites and degradants, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, (S)-Ethyl 2-hydroxy-4-phenylbutanoate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Specifications & identifiers

Chemical identifiers
Product name	(S)-Ethyl 2-hydroxy-4-phenylbutanoate
Catalogue No.	VQ-039434
CAS Number	125639-64-7
IUPAC name	ethyl (2S)-2-hydroxy-4-phenylbutanoate
Molecular formula	C₁₂H₁₆O₃
Molecular weight	208.25 g/mol
Exact mass	208.1099
Grade	Reference Standard
HSN code	38229090
InChIKey	ZJYKSSGYDPNKQS-NSHDSACASA-N
SMILES	CCOC(=O)[C@H](CCC1=CC=CC=C1)O
PubChem CID	10987483

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	(S)-2-Hydroxy-4-phenylbutyric Acid Ethyl Ester, Benzenebutanoic acid, alpha-hydroxy-, ethyl ester, (alphaS)-, Ethyl 2-hydroxy-4-phenylbutyrate, (+)-, Ethyl 2-hydroxy-4-phenylbutyrate, (2S)-, Ethyl (S)-2-hydroxy-4-phenylbutyrate, ethyl (S)-2-hydroxy-4-phenylbutanoate, (S)-4-Phenyl-2-hydroxybutanoic acid ethyl ester, 2-(S)-Hydroxy-4-phenyl-butyric acid ethyl ester, (alphaS)-alpha-Hydroxybenzenebutanoic Acid Ethyl Ester, Benzenebutanoic acid,, A-hydroxy-, ethyl ester, (, AS)-

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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)-Ethyl 2-hydroxy-4-phenylbutanoate?

The CAS Registry Number of (S)-Ethyl 2-hydroxy-4-phenylbutanoate is 125639-64-7. It is also known as (S)-2-Hydroxy-4-phenylbutyric Acid Ethyl Ester, Benzenebutanoic acid, alpha-hydroxy-, ethyl ester, (alphaS)-, Ethyl 2-hydroxy-4-phenylbutyrate, (+)-.

What is the molecular formula and molecular weight of (S)-Ethyl 2-hydroxy-4-phenylbutanoate?

(S)-Ethyl 2-hydroxy-4-phenylbutanoate has the molecular formula C12H16O3 and a molecular weight of 208.25 g/mol. Its IUPAC name is ethyl (2S)-2-hydroxy-4-phenylbutanoate.

Which grade and pack sizes of (S)-Ethyl 2-hydroxy-4-phenylbutanoate can I order?

We supply (S)-Ethyl 2-hydroxy-4-phenylbutanoate 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)-Ethyl 2-hydroxy-4-phenylbutanoate?

Yes. Every lot of (S)-Ethyl 2-hydroxy-4-phenylbutanoate 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)-Ethyl 2-hydroxy-4-phenylbutanoate be shipped internationally?

Yes. (S)-Ethyl 2-hydroxy-4-phenylbutanoate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.