3-Amino-2-chlorobenzoic acid
3-Amino-2-chlorobenzoic acid (CAS: 108679-71-6; Formula: H₂NC₆H₃(Cl)CO₂H) is a fine chemical with a molecular weight of 171.58 g/mol. This aromatic amino acid derivative is primarily utilised in chemical synthesis and peptide chemistry. Its structure, featuring both an amine and a carboxylic acid group alongside a chlorine substituent on a benzene ring, makes it a versatile building block for complex organic molecules. Available at a purity of 97%, it serves as a valuable intermediate in research and development.

Chemical Synthesis Intermediate
3-Amino-2-chlorobenzoic acid serves as a key building block in organic synthesis. Its reactive amine and carboxylic acid functionalities, coupled with the presence of chlorine, allow for diverse chemical transformations.
Peptide Chemistry
This compound is employed in the synthesis of unnatural amino acids and modified peptides. It enables the introduction of specific structural features into peptide chains for research purposes.
Research and Development
Utilised in academic and industrial laboratories for exploring new synthetic routes and developing novel chemical entities. Its unique structure supports a range of research applications.
| Molecular weight | 171.58 |
|---|---|
| Linear formula | H2NC6H3(Cl)CO2H |
| Assay | 97% |
| Melting point | 154-160 °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-chlorobenzoic acid used for?
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3-Amino-2-chlorobenzoic acid is primarily used as an intermediate in chemical synthesis, particularly in peptide chemistry and for the development of unnatural amino acid derivatives in research settings.
What are the CAS number and chemical formula for 3-Amino-2-chlorobenzoic acid?
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The CAS number for 3-Amino-2-chlorobenzoic acid is 108679-71-6, and its chemical formula is H₂NC₆H₃(Cl)CO₂H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Amino-2-chlorobenzoic acid with an assay of 97%. This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should 3-Amino-2-chlorobenzoic acid be handled safely?
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Handle 3-Amino-2-chlorobenzoic acid with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. It is classified as a Warning with hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation).
Is 3-Amino-2-chlorobenzoic acid suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can export 3-Amino-2-chlorobenzoic acid.
How can I request a sample or quote for 3-Amino-2-chlorobenzoic acid?
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To request a sample or quote, please contact our sales team through the website or by phone, providing your specific requirements.
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