3-Iodophenyl isocyanate
3-Iodophenyl isocyanate (CAS: 23138-56-9), a chemical intermediate with the formula IC6H4NCO and a molecular weight of 245.02 g/mol, is offered by Tech Serve Solutions. This compound serves as a valuable building block in organic synthesis. Its reactive isocyanate group allows for versatile chemical transformations, making it useful in the development of diverse chemical entities. TSS ensures quality for research and industrial applications.

Organic Synthesis Intermediate
3-Iodophenyl isocyanate is primarily utilised as a versatile intermediate in complex organic synthesis pathways. Its unique combination of an iodine atom and an isocyanate group allows for sequential reactions, enabling the construction of sophisticated molecular architectures.
Pharmaceutical Building Block
The compound can serve as a key building block in the synthesis of novel pharmaceutical agents. Its structural features can be incorporated into drug candidates, potentially influencing their biological activity and pharmacokinetic properties.
Materials Science Research
In materials science, 3-iodophenyl isocyanate may be employed for the development of new polymers or functional materials. The isocyanate moiety can participate in polymerization reactions, while the iodo-phenyl group can be further modified or impart specific properties.
| Molecular weight | 245.02 |
|---|---|
| Linear formula | IC6H4NCO |
| Assay | 97% |
| Boiling point | 55 °C/0.2 mmHg(lit.) |
| Density | 1.86 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.632(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 23-26-36 |
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 3-Iodophenyl isocyanate used for?
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3-Iodophenyl isocyanate is used as a building block in organic synthesis, particularly in the development of pharmaceutical agents and novel materials. Its reactive isocyanate group facilitates various chemical transformations.
What are the CAS number and formula for 3-Iodophenyl isocyanate?
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The CAS number for 3-Iodophenyl isocyanate is 23138-56-9, and its chemical formula is IC6H4NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Iodophenyl isocyanate with a minimum purity of 97%. This product is suitable for research and industrial synthesis and is not supplied as USP, BP, or EP grade.
How should 3-Iodophenyl isocyanate be handled safely?
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3-Iodophenyl isocyanate is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation, and may cause respiratory irritation. Appropriate personal protective equipment, including eye shields, face shields, gloves, and respiratory protection, should be used. Handle in a well-ventilated area.
How is 3-Iodophenyl isocyanate packed and shipped?
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3-Iodophenyl isocyanate is packed according to international shipping regulations for hazardous materials. It is shipped as UN 2206, hazard class 6.1, packing group III.
How can I request a sample or quote for 3-Iodophenyl isocyanate?
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To request a sample or quote for 3-Iodophenyl isocyanate, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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