3-Amino-2-methylbenzoic acid
3-Amino-2-methylbenzoic acid (CAS 52130-17-3), with the molecular formula C8H9NO2 and a molar mass of 151.16 g/mol, is an aromatic amino acid derivative. It serves as a valuable building block in organic synthesis, particularly in the development of novel chemical compounds within research and development settings. Its structure lends itself to applications in chemical biology and peptide chemistry.
- IUPAC
- 3-Amino-o-toluic acid
- Synonyms
- 3-Amino-o-toluic acid

Organic Synthesis Intermediate
This compound functions as a versatile intermediate in the synthesis of more complex organic molecules. Its functional groups allow for various chemical transformations, making it useful in the creation of novel compounds for research purposes.
Chemical Biology Research
As an unnatural amino acid derivative, 3-Amino-2-methylbenzoic acid finds application in chemical biology studies. It can be incorporated into peptides or other biomolecules to probe biological systems or develop new biochemical tools.
Peptide Chemistry
The compound is relevant in peptide chemistry, enabling the synthesis of modified peptides. This can be instrumental in developing peptidomimetics or exploring structure-activity relationships in biologically relevant peptides.
| Molecular weight | 151.16 |
|---|---|
| Linear formula | H2NC6H3(CH3)CO2H |
| Assay | 97% |
| Melting point | 178-181 °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-Amino-2-methylbenzoic acid used for?
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3-Amino-2-methylbenzoic acid is used as a building block in organic synthesis, chemical biology research, and peptide chemistry for the development of novel chemical compounds.
What is the CAS number and molecular formula?
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The CAS number is 52130-17-3, and the molecular formula is H2NC6H3(CH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Amino-2-methylbenzoic acid with an assay of 97%. This product is intended for research and technical use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 3-Amino-2-methylbenzoic acid be handled?
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Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes, removing contact lenses if present and easy to do. Continue rinsing.
How is this product packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports fine chemicals globally, adhering to all necessary regulations for safe transport. Specific packing details can be provided upon request.
How can I request a sample or quote?
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To request a sample or a quote for 3-Amino-2-methylbenzoic acid, please contact our sales department through the website or by phone.
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