Hexyl isocyanate
Hexyl isocyanate (CAS: 2525-62-4), with the molecular formula CH3(CH2)5NCO and a molar mass of 127.18 g/mol, is an organic compound featuring the reactive isocyanate functional group. It is typically employed as a versatile building block in organic synthesis. Its chemical properties make it suitable for various chemical transformations, particularly in the creation of more complex molecules for research and industrial applications.

Organic Synthesis Intermediate
Hexyl isocyanate serves as a key intermediate in the synthesis of diverse organic molecules. Its isocyanate group readily reacts with nucleophiles like alcohols, amines, and thiols to form carbamates, ureas, and thiocarbamates, respectively.
Research and Development
This compound is valuable in research laboratories for exploring new synthetic pathways and developing novel compounds with potential applications in materials science and pharmaceuticals.
Polymer Chemistry
Isocyanates are fundamental components in the production of polyurethanes and other polymers. Hexyl isocyanate can be incorporated into polymer chains to modify material properties.
| Molecular weight | 127.18 |
|---|---|
| Linear formula | CH3(CH2)5NCO |
| Assay | 97% |
| Boiling point | 162-164 °C(lit.) |
| Density | 0.873 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.421(lit.) |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H317May cause an allergic skin reaction
- H332Harmful if inhaled
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P342
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 59 °C / 138.2 °F |
| Transport (UN / ADR) | UN 3080 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/21/22-42 |
| Safety statements (S) | 23-36/37 |
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 Hexyl Isocyanate used for?
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Hexyl isocyanate is primarily used as a versatile building block and intermediate in organic synthesis for creating more complex molecules and in research and development settings.
What is the CAS number and chemical formula for Hexyl Isocyanate?
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The CAS number for Hexyl Isocyanate is 2525-62-4, and its linear formula is CH3(CH2)5NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Hexyl Isocyanate with a minimum purity of 97%. We do not represent this product as USP, BP, or EP grade.
What are the main safety concerns when handling Hexyl Isocyanate?
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Hexyl Isocyanate is a flammable liquid and vapour (H226) and is harmful if swallowed (H302), in contact with skin (H312), or if inhaled (H332). It can also cause an allergic skin reaction (H317) and respiratory irritation (H334). Always use appropriate personal protective equipment, including eyeshields, gloves, and a full-face or appropriate respirator, in a well-ventilated area.
How is Hexyl Isocyanate shipped and exported?
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Hexyl Isocyanate is shipped and exported according to international regulations for hazardous materials, identified under UN 3080, Class 6.1, Packing Group II.
How can I request a quote or sample of Hexyl Isocyanate?
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Please contact our sales team directly through our website or by phone to request a quote or to arrange for a sample of Hexyl Isocyanate.
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