Cyclododecyl isocyanate
Cyclododecyl isocyanate (CAS: 480439-08-5, Formula: C12H23NCO) is a reactive organic compound with a molecular weight of 209.33 g/mol. Characterised by its isocyanate functional group, it serves as a versatile building block in organic synthesis. This compound is primarily utilised in the development of polymers, pharmaceuticals, and other fine chemicals, leveraging the reactivity of the isocyanate moiety for various chemical transformations.

Organic Synthesis
Serves as a key intermediate and building block in the synthesis of complex organic molecules. Its isocyanate group readily reacts with nucleophiles, facilitating the formation of ureas, carbamates, and other derivatives.
Polymer Chemistry
Can be employed in the development of novel polymeric materials. The isocyanate functionality allows for polymerisation reactions or modification of existing polymer chains, potentially impacting material properties.
Pharmaceutical Intermediates
A potential precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs). Its unique structure can be incorporated into drug candidates for therapeutic applications.
| Molecular weight | 209.33 |
|---|---|
| Linear formula | C12H23NCO |
| Assay | 97% |
| Boiling point | 268-269 °C(lit.) |
| Density | 0.960 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4860(lit.) |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H334May cause allergy or asthma symptoms 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
- P342
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-42 |
| 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 Cyclododecyl isocyanate used for?
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Cyclododecyl isocyanate is primarily used as a building block in organic synthesis, particularly for creating polymers, pharmaceutical intermediates, and other fine chemicals due to the reactivity of its isocyanate group.
What are the CAS number and chemical formula for Cyclododecyl isocyanate?
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The CAS number is 480439-08-5 and the chemical formula is C12H23NCO.
What grade and purity does Tech Serve Solutions supply for Cyclododecyl isocyanate?
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Tech Serve Solutions supplies Cyclododecyl isocyanate with a minimum purity of 97%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should Cyclododecyl isocyanate be handled safely?
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Cyclododecyl isocyanate is classified as a Danger substance, with hazards including harmful if swallowed, in contact with skin, or if inhaled, and causing skin, eye, and respiratory irritation. It may also cause allergy or asthma symptoms or breathing difficulties if inhaled. Always use appropriate personal protective equipment such as eyeshields, gloves, and a full-face respirator, and handle in a well-ventilated area. Refer to the safety data sheet for comprehensive handling instructions.
How is Cyclododecyl isocyanate shipped and exported?
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Cyclododecyl isocyanate is shipped and exported under UN 2206, Hazard Class 6.1, Packing Group 3. Tech Serve Solutions complies with all relevant shipping regulations for international export.
How can I request a sample or quote for Cyclododecyl isocyanate?
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To request a sample or a quote for Cyclododecyl isocyanate, please contact our sales team through the website or by phone, providing your specific requirements.
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