4-(Aminomethyl)benzoic acid
4-(Aminomethyl)benzoic acid (CAS: 56-91-7), with the molecular formula H2NCH2C6H4CO2H and a molecular weight of 151.16 g/mol, is an aromatic amino acid derivative. It serves as a valuable building block in chemical synthesis, particularly in the fields of peptide chemistry and chemical biology. Its structure, featuring both an amine and a carboxylic acid group, allows for versatile reactions in the development of novel molecules and biochemical probes.

Chemical Synthesis
Utilised as a key intermediate in organic synthesis for creating more complex molecules. Its bifunctional nature enables participation in a variety of coupling and derivatisation reactions.
Peptide Chemistry
Incorporated into peptide sequences as an unnatural amino acid analogue. This allows for the modification of peptide structure and function, aiding in the study of biological processes.
Chemical Biology
Employed as a tool compound in biochemical research. It can be used to synthesise probes for investigating protein-ligand interactions or enzyme mechanisms.
Research and Development
A fundamental reagent in academic and industrial laboratories exploring novel chemical entities and materials. Its availability supports a wide range of research endeavours.
| Molecular weight | 151.16 |
|---|---|
| Linear formula | H2NCH2C6H4CO2H |
| Assay | 97% |
| Melting point | ≥300 °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 4-(Aminomethyl)benzoic acid used for?
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4-(Aminomethyl)benzoic acid is primarily used in chemical synthesis, peptide chemistry, and chemical biology as a building block for creating complex molecules and research tools.
What are the CAS number and molecular formula for 4-(Aminomethyl)benzoic acid?
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The CAS number is 56-91-7 and the molecular formula is H2NCH2C6H4CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Aminomethyl)benzoic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-(Aminomethyl)benzoic acid be handled safely?
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This compound is a warning hazard, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with a dust mask type N95 (US), eyeshields, and gloves in a well-ventilated area.
How is 4-(Aminomethyl)benzoic acid packed, shipped, and exported?
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4-(Aminomethyl)benzoic acid is carefully packed to ensure safe transit. We have extensive experience in global export of chemicals, adhering to all relevant shipping regulations.
How can I request a sample or a quote for 4-(Aminomethyl)benzoic acid?
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Please use the 'Request a Quote' or 'Request a Sample' button on the product page, or contact our sales team directly via email or phone.
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