4-Amino-3-phenyl-butyric acid

Name: 4-Amino-3-phenyl-butyric acid
Brand: Vaqora Chemicals
SKU: VQ-035221

About 4-Amino-3-phenyl-butyric acid

4-Amino-3-phenyl-butyric acid is an impurity of Phenibut carrying the CAS registry number 1078-21-3. The compound has the formula C10H13NO2, corresponding to a molecular weight of 179.22 g/mol. Systematically, it is named 4-amino-3-phenylbutanoic acid. Common synonyms include Phenibut and beta-(Aminomethyl)benzenepropanoic acid.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Phenibut impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4-Amino-3-phenyl-butyric acid 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 Phenibut

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

Phenibut impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Amino-3-phenyl-butyric acid
Catalogue No.	VQ-035221
CAS Number	1078-21-3
IUPAC name	4-amino-3-phenylbutanoic acid
Molecular formula	C₁₀H₁₃NO₂
Molecular weight	179.22 g/mol
Exact mass	179.0946
Grade	Reference Standard
HSN code	38229090
InChIKey	DAFOCGYVTAOKAJ-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(CC(=O)O)CN
PubChem CID	14113

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.6
H-bond donors / acceptors	2 / 3
TPSA	63.3 Å²
Synonyms	Phenibut, beta-(Aminomethyl)benzenepropanoic acid, beta-Phenyl-gamma-aminobutyric acid, beta-(Aminomethyl)hydrocinnamic acid, Dl-4-amino-3-phenylbutanoic acid, phenyl-GABA, Benzenepropanoic acid, beta-(aminomethyl)-, Benzenepropanoic acid, b-(aminomethyl)-, (3R)-4-amino-3-phenylbutanoic acid, (3S)-4-amino-3-phenylbutanoic acid, beta-Phenyl-gamma-aminobutyrate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H336May cause drowsiness or dizziness

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 4-Amino-3-phenyl-butyric acid?

The CAS Registry Number of 4-Amino-3-phenyl-butyric acid is 1078-21-3. It is also known as Phenibut, beta-(Aminomethyl)benzenepropanoic acid, beta-Phenyl-gamma-aminobutyric acid.

What is the molecular formula and molecular weight of 4-Amino-3-phenyl-butyric acid?

4-Amino-3-phenyl-butyric acid has the molecular formula C10H13NO2 and a molecular weight of 179.22 g/mol. Its IUPAC name is 4-amino-3-phenylbutanoic acid.

What is 4-Amino-3-phenyl-butyric acid used for?

4-Amino-3-phenyl-butyric acid is supplied as a characterised reference material related to Phenibut. 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 4-Amino-3-phenyl-butyric acid can I order?

We supply 4-Amino-3-phenyl-butyric acid 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 4-Amino-3-phenyl-butyric acid?

Yes. Every lot of 4-Amino-3-phenyl-butyric acid 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 4-Amino-3-phenyl-butyric acid be shipped internationally?

Yes. 4-Amino-3-phenyl-butyric acid 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.