4-Iodoaniline
4-Iodoaniline (CAS 540-37-4), with the molecular formula IC6H4NH2 and a molecular weight of 219.02 g/mol, is an aromatic amine. It serves as a valuable building block in organic synthesis, particularly in the preparation of functionalized materials. For example, it has been utilised in the synthesis of phenyl-functionalised graphene oxide, demonstrating its utility in materials science research and chemical synthesis.

Organic Synthesis Intermediate
4-Iodoaniline is frequently employed as a key intermediate in the synthesis of more complex organic molecules. Its iodo- and amino- functional groups allow for diverse coupling reactions and further chemical modifications.
Materials Science
This compound has been used in the preparation of functionalized materials, such as phenyl-functionalised graphene oxide. Such applications highlight its role in developing advanced materials with specific properties.
Research and Development
As a versatile building block, 4-Iodoaniline is widely used in research laboratories for exploring new synthetic pathways and developing novel chemical entities.
| Molecular weight | 219.02 |
|---|---|
| Linear formula | IC6H4NH2 |
| Assay | 98% |
| Solubility | H2O: slightly solublealcohol: freely solublechloroform: freely solublediethyl ether: freely soluble |
| Application | 4-Iodoaniline was used to prepare phenyl functionalized graphene oxide (I-Ph-GO)1. |
| Melting point | 61-63 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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-Iodoaniline used for?
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4-Iodoaniline is primarily used as a building block in organic synthesis and in materials science research, for example, in the preparation of phenyl-functionalised graphene oxide.
What are the CAS number and formula for 4-Iodoaniline?
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The CAS number for 4-Iodoaniline is 540-37-4, and its linear formula is IC6H4NH2.
What grade and purity does Tech Serve Solutions supply for 4-Iodoaniline?
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Tech Serve Solutions supplies 4-Iodoaniline with a minimum purity of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Iodoaniline be handled safely?
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4-Iodoaniline is classified as harmful if swallowed and causes skin and eye irritation, and may cause respiratory irritation. Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be used. Ensure good ventilation.
Can Tech Serve Solutions export 4-Iodoaniline?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Iodoaniline, and can handle export requirements.
How can I request a quote or sample of 4-Iodoaniline?
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To request a quote or sample of 4-Iodoaniline, please contact our sales team through the website or by phone, providing your specific requirements.
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