4-Iodo-2-nitroaniline
4-Iodo-2-nitroaniline (CAS: 20691-72-9; Formula: C6H5IN2O2) is an organic compound with a molecular weight of 264.02 g/mol. It serves as a valuable building block in organic synthesis, particularly for the development of complex molecules in chemical research and pharmaceutical intermediate manufacturing. Its structure, featuring an iodine atom and a nitro group on an aniline core, makes it a versatile reagent for various chemical transformations.
- IUPAC
- 4-Iodo-2-nitrophenylamine

Organic Synthesis Intermediate
Used as a key intermediate in the synthesis of more complex organic molecules. The presence of both an iodine atom and a nitro group allows for diverse chemical reactions, facilitating the construction of novel chemical entities.
Pharmaceutical Research
Employed in the research and development of new pharmaceutical agents. Its structural features can be incorporated into drug candidates to explore their biological activity and therapeutic potential.
Specialty Chemical Manufacturing
Serves as a building block for the production of specialty chemicals. Applications include the development of dyes, agrochemicals, and materials with specific functional properties.
| Molecular weight | 264.02 |
|---|---|
| Empirical formula | C6H5IN2O2 |
| Assay | 97% |
| Melting point | 120-123 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-43 |
| Safety statements (S) | 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 4-Iodo-2-nitroaniline primarily used for?
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4-Iodo-2-nitroaniline is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and specialty chemicals.
What are the CAS number and formula for 4-Iodo-2-nitroaniline?
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The CAS number for 4-Iodo-2-nitroaniline is 20691-72-9, and its molecular formula is C6H5IN2O2.
What grade and purity does Tech Serve Solutions supply for 4-Iodo-2-nitroaniline?
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Tech Serve Solutions supplies 4-Iodo-2-nitroaniline with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the main hazards associated with handling 4-Iodo-2-nitroaniline?
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4-Iodo-2-nitroaniline is classified with a GHS07 symbol and a 'Warning' signal word. It carries hazard statements H302 (Harmful if swallowed) and H317 (May cause an allergic skin reaction). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves, should be used.
How is 4-Iodo-2-nitroaniline packed, shipped, and exported?
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4-Iodo-2-nitroaniline is carefully packed and prepared for shipment in accordance with international regulations for chemical export. Tech Serve Solutions has extensive experience in global distribution.
How can I request a quote or sample of 4-Iodo-2-nitroaniline?
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To request a quote or sample of 4-Iodo-2-nitroaniline, please contact our sales department through the website or by calling us directly. Our team will assist you promptly.
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