2-Amino-5-methylbenzoic acid
2-Amino-5-methylbenzoic acid (CAS: 2941-78-8) is an aromatic amino acid derivative with the chemical formula C8H9NO2. This compound, also known as 5-methylanthranilic acid, serves as a valuable building block in organic synthesis. Its structure allows for diverse chemical transformations, making it a key intermediate in the production of various chemical entities for research and development, particularly within chemical biology and peptide chemistry.
- IUPAC
- 5-Methylanthranilic acid
- Synonyms
- 5-Methylanthranilic acid

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of complex organic molecules. Its functional groups enable diverse reactions for creating novel compounds in pharmaceutical and chemical research.
Chemical Biology Research
Applied in studies involving biological systems at a molecular level. It can be incorporated into probes or modified molecules to investigate biochemical pathways and interactions.
Peptide and Unnatural Amino Acid Chemistry
Serves as a precursor for the synthesis of modified peptides or unnatural amino acids, expanding the structural diversity and functional capabilities of peptides for research applications.
Laboratory Reagent
Employed in academic and industrial laboratories for a range of synthetic and analytical procedures. It is a standard reagent for custom synthesis projects.
| Molecular weight | 151.16 |
|---|---|
| Linear formula | H2NC6H3(CH3)CO2H |
| Assay | 99% |
| Melting point | 175 °C (dec.)(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 2-Amino-5-methylbenzoic acid used for?
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2-Amino-5-methylbenzoic acid is primarily used as an intermediate in organic synthesis, for chemical biology research, and in the development of unnatural amino acid derivatives and modified peptides.
What is the CAS number and chemical formula for 2-Amino-5-methylbenzoic acid?
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The CAS number is 2941-78-8, and its chemical formula is C8H9NO2 (or H2NC6H3(CH3)CO2H).
What grade and purity does Tech Serve Solutions supply for 2-Amino-5-methylbenzoic acid?
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Tech Serve Solutions supplies 2-Amino-5-methylbenzoic acid with an assay of 99%. This product is supplied for research and development purposes and is not intended for USP, BP, EP, or other pharmacopoeia grades.
How should 2-Amino-5-methylbenzoic acid be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure good ventilation, as the compound is known to cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
How is 2-Amino-5-methylbenzoic acid shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, capable of shipping and exporting 2-Amino-5-methylbenzoic acid worldwide in compliance with international regulations.
How can I request a quote or sample for 2-Amino-5-methylbenzoic acid?
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To request a quote or sample of 2-Amino-5-methylbenzoic acid, please contact our sales team via the website or direct inquiry, providing your specific requirements.
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