4-Bromo-2-iodoaniline
4-Bromo-2-iodoaniline (CAS: 66416-72-6), with the molecular formula BrC6H3(I)NH2 and a molecular weight of 297.92 g/mol, is a valuable organic compound. It serves as a key building block in chemical synthesis. Utilised primarily in research and development settings, this aniline derivative facilitates the construction of more complex molecules, particularly within the pharmaceutical and materials science sectors. Its specific substitution pattern makes it a targeted intermediate for various synthetic pathways.

Organic Synthesis Intermediate
4-Bromo-2-iodoaniline is employed as a versatile building block in the synthesis of complex organic molecules. Its reactive amine, bromo, and iodo functionalities allow for diverse chemical transformations.
Pharmaceutical Research
This compound can be utilised in the early stages of drug discovery and development. It serves as a precursor for creating novel pharmaceutical intermediates and potential active pharmaceutical ingredients (APIs).
Materials Science
The unique structure of 4-Bromo-2-iodoaniline lends itself to applications in the development of new materials. It can be incorporated into polymers or other advanced materials requiring specific functional groups.
| Molecular weight | 297.92 |
|---|---|
| Linear formula | BrC6H3(I)NH2 |
| Assay | 97% |
| Melting point | 69-72 °C(lit.) |



Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 25-37/38-41-51/53 |
| Safety statements (S) | 26-36/37/39-45-61 |
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-Bromo-2-iodoaniline used for?
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4-Bromo-2-iodoaniline (CAS: 66416-72-6) is primarily used as a building block and intermediate in organic synthesis, particularly for research in pharmaceutical development and materials science.
What are the CAS number and molecular formula for 4-Bromo-2-iodoaniline?
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The CAS number is 66416-72-6, and the molecular formula is BrC6H3(I)NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-2-iodoaniline with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should 4-Bromo-2-iodoaniline be handled safely?
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Handling requires caution due to hazards including toxicity if swallowed, skin irritation, serious eye damage, respiratory irritation, and toxicity to aquatic life. Appropriate personal protective equipment, including eyeshields, face shields, gloves, and a P2 respirator, is essential. Ensure adequate ventilation and avoid release into the environment.
Is 4-Bromo-2-iodoaniline a controlled substance?
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The provided data does not indicate that 4-Bromo-2-iodoaniline is a controlled substance.
How is 4-Bromo-2-iodoaniline packed, shipped, and exported?
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Tech Serve Solutions packs and ships fine chemicals in compliance with all relevant international regulations, ensuring safe and secure transit for global export.
How can I request a sample or quote for 4-Bromo-2-iodoaniline?
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To request a sample or quote, please contact our sales team through the website or provide your details via the 'Enquire Now' form.
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