3-(4-Aminophenyl)propionic acid
3-(4-Aminophenyl)propionic acid (CAS: 2393-17-1) is an aromatic amino acid derivative with the molecular formula H₂NC₆H₄CH₂CH₂CO₂H and a molecular weight of 165.19 g/mol. This compound serves as a valuable building block in chemical synthesis, particularly within peptide chemistry and the development of unnatural amino acid derivatives. Its structure incorporates both an amine and a carboxylic acid functional group, enabling diverse chemical transformations for research and development purposes.
- IUPAC
- 3-(4-Aminophenyl)propanoic acid

Chemical Synthesis Intermediate
Used as a versatile intermediate in organic synthesis for creating more complex molecules. Its dual functionality allows for participation in a wide range of reactions.
Peptide Chemistry Research
A key component in the synthesis of peptides and peptidomimetics. It can be incorporated into peptide chains to introduce specific structural or functional modifications.
Development of Unnatural Amino Acids
Serves as a precursor or building block for synthesising unnatural amino acid derivatives. These modified amino acids are crucial for advancing drug discovery and biochemical research.
Chemical Biology Applications
Enables researchers to explore biological processes by providing a tool for modifying biomolecules. It is useful in designing probes or modifying proteins for specific studies.
| Molecular weight | 165.19 |
|---|---|
| Linear formula | H2NC6H4CH2CH2CO2H |
| Assay | 97% |
| Melting point | 133-137 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-(4-Aminophenyl)propionic acid used for?
+
3-(4-Aminophenyl)propionic acid is primarily used as an intermediate in chemical synthesis, peptide chemistry, and for developing unnatural amino acid derivatives and in chemical biology research.
What is the CAS number and chemical formula for 3-(4-Aminophenyl)propionic acid?
+
The CAS number is 2393-17-1 and the chemical formula is H₂NC₆H₄CH₂CH₂CO₂H.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-(4-Aminophenyl)propionic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety concerns when handling 3-(4-Aminophenyl)propionic acid?
+
This compound is a warning irritant, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always use appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves. Ensure adequate ventilation.
How is 3-(4-Aminophenyl)propionic acid packed and shipped?
+
Tech Serve Solutions packs and exports chemicals in compliance with all international shipping regulations. Specific packaging details are available upon request.
How can I request a quote or sample for 3-(4-Aminophenyl)propionic acid?
+
To request a quote or sample, please contact our sales team through the website or by phone, referencing the product name and CAS number 2393-17-1.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis