2-Amino-5-iodobenzoic acid
2-Amino-5-iodobenzoic acid (CAS: 5326-47-6), with the molecular formula H2NC6H3(I)CO2H and a molecular weight of 263.03 g/mol, is a specialised chemical intermediate. This aromatic amino acid derivative finds application in organic synthesis and chemical biology research. Its structure, featuring both an amine and a carboxylic acid group alongside an iodine substituent, makes it a versatile building block for creating more complex molecules. It is supplied by TSS with an assay of 97%.
- IUPAC
- 5-Iodoanthranilic acid

Organic Synthesis Intermediate
This compound serves as a valuable building block in organic synthesis due to its reactive amine and carboxylic acid functionalities, as well as the presence of an iodine atom which can participate in various coupling reactions.
Chemical Biology Research
It is utilised in chemical biology for the development of novel probes or modified biomolecules. The unnatural amino acid derivative structure allows for integration into peptide chains or other biological systems.
Peptide Chemistry
2-Amino-5-iodobenzoic acid can be incorporated into peptides to introduce non-natural structural elements or to serve as a handle for further chemical modifications, aiding in the study of peptide structure-activity relationships.
| Molecular weight | 263.03 |
|---|---|
| Linear formula | H2NC6H3(I)CO2H |
| Assay | 97% |
| Melting point | 219-221 °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-iodobenzoic acid used for?
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2-Amino-5-iodobenzoic acid is used as an intermediate in organic synthesis, chemical biology research, and peptide chemistry. Its structure makes it a versatile building block for creating complex molecules and unnatural amino acid derivatives.
What is the CAS number and molecular formula for 2-Amino-5-iodobenzoic acid?
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The CAS number for 2-Amino-5-iodobenzoic acid is 5326-47-6 and its molecular formula is H2NC6H3(I)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Amino-5-iodobenzoic acid with a purity of 97%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for 2-Amino-5-iodobenzoic acid?
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2-Amino-5-iodobenzoic acid is classified with GHS07 signal, indicating a Warning. It has hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
Is 2-Amino-5-iodobenzoic acid a controlled substance?
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The provided data does not indicate that 2-Amino-5-iodobenzoic acid is a controlled substance.
How is 2-Amino-5-iodobenzoic acid packed, shipped, and exported?
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2-Amino-5-iodobenzoic acid is packed and shipped according to industry standards for chemical reagents. As a global supplier, TSS has extensive experience in exporting fine chemicals worldwide.
How can I request a quote or sample of 2-Amino-5-iodobenzoic acid?
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To request a quote or a sample of 2-Amino-5-iodobenzoic acid, please contact the Tech Serve Solutions sales team through our website or by phone.
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