Cyclohexanemethyl isocyanate
Cyclohexanemethyl isocyanate (CAS: 51163-24-7), with the molecular formula C6H11CH2NCO and a molecular weight of 139.19 g/mol, is a versatile organic building block. This compound is primarily utilised in chemical synthesis due to the reactivity of its isocyanate group. It serves as a key intermediate for the introduction of the cyclohexanemethyl moiety into various organic structures. Its applications span research and development in diverse areas of organic chemistry.

Organic Synthesis Intermediate
Cyclohexanemethyl isocyanate is a valuable reagent for organic synthesis. It readily reacts with nucleophiles such as alcohols, amines, and thiols to form carbamates, ureas, and thiocarbamates, respectively.
Building Block for Complex Molecules
This compound serves as a foundational building block for the construction of more complex organic molecules. Its incorporation can introduce specific structural features important in medicinal chemistry and materials science.
Research and Development
Utilised in academic and industrial research settings to explore novel chemical reactions and develop new synthetic methodologies. Its unique structure allows for the investigation of structure-activity relationships.
| Molecular weight | 139.19 |
|---|---|
| Linear formula | C6H11CH2NCO |
| Assay | 97% |
| Boiling point | 193-194 °C(lit.) |
| Density | 0.974 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4610(lit.) |
| Storage temperature | 2-8°C |


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 |
|---|---|
| Flash point | 76 °C / 168.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-42 |
| 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 Cyclohexanemethyl isocyanate used for?
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Cyclohexanemethyl isocyanate is primarily used as an intermediate in organic synthesis and as a building block for creating more complex organic molecules in research and development settings.
What is the CAS number and formula for Cyclohexanemethyl isocyanate?
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The CAS number is 51163-24-7, and the linear formula is C6H11CH2NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclohexanemethyl isocyanate with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Cyclohexanemethyl isocyanate be handled safely?
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Handling requires caution due to hazards including respiratory irritation, skin irritation, and potential for allergic respiratory reactions. Always use appropriate personal protective equipment, such as gloves, eyeshields, and a suitable respirator, and ensure good ventilation.
Is Cyclohexanemethyl isocyanate a controlled substance?
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Based on the provided data, there is no indication that Cyclohexanemethyl isocyanate is a controlled substance.
How is Cyclohexanemethyl isocyanate packed and shipped?
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This chemical is shipped according to regulations for hazardous materials (NA 1993 / PGIII). Specific packing details are available upon request.
How can I request a quote or sample?
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Please contact our sales team directly through our website or by phone to request a quote or a sample of Cyclohexanemethyl isocyanate.
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