2-Amino-3-iodo-5-nitropyridine
2-Amino-3-iodo-5-nitropyridine (CAS: 25391-56-4, Formula: C5H4IN3O2) is a pyridine derivative with a molecular weight of 265.01 g/mol. This compound serves as a valuable building block in organic synthesis, particularly useful as a starter material in azaindole chemistry. Supplied by Tech Serve Solutions with an assay of 97%, it is intended for research and chemical synthesis applications.
- IUPAC
- 3-Iodo-5-nitro-2-pyridinamine
- Synonyms
- 3-Iodo-5-nitro-2-pyridinamine

Azaindole Synthesis
2-Amino-3-iodo-5-nitropyridine acts as a key starting material for the synthesis of azaindole derivatives. Its specific structure allows for versatile incorporation into complex heterocyclic frameworks.
Organic Synthesis Intermediate
As a halogenated heterocyclic compound, it is employed in various organic transformations. The presence of the iodine atom and nitro group offers reactive sites for diverse chemical reactions.
Building Block for Heterocycles
This pyridine derivative is a useful building block for constructing more complex heterocyclic structures. Its functional groups enable its participation in a range of coupling and substitution reactions.
| Molecular weight | 265.01 |
|---|---|
| Empirical formula | C5H4IN3O2 |
| Assay | 97% |
| Application | Useful starter in azaindole chemistry.1 |
| Melting point | 231-236 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38-43 |
| Safety statements (S) | 26-36/37 |
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-3-iodo-5-nitropyridine used for?
+
2-Amino-3-iodo-5-nitropyridine is primarily used as a starter material in azaindole chemistry and as a versatile building block in general organic synthesis.
What is the CAS number and chemical formula for 2-Amino-3-iodo-5-nitropyridine?
+
The CAS number is 25391-56-4 and the chemical formula is C5H4IN3O2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Amino-3-iodo-5-nitropyridine with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should 2-Amino-3-iodo-5-nitropyridine be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, faceshields, and gloves. Avoid breathing dust. This compound is harmful if swallowed, causes skin irritation, may cause an allergic skin reaction, causes serious eye irritation, and may cause respiratory irritation (H302, H315, H317, H319, H335).
Is 2-Amino-3-iodo-5-nitropyridine available for export?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Amino-3-iodo-5-nitropyridine.
How can I request a quote or sample?
+
Please contact our sales team directly through the website or by phone to request a quotation or a sample of 2-Amino-3-iodo-5-nitropyridine.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis