trans-1,4-Cyclohexylene diisocyanate
trans-1,4-Cyclohexylene diisocyanate (CAS: 7517-76-2) is a cycloaliphatic diisocyanate with the molecular formula C6H10(NCO)2 and a molecular weight of 166.18 g/mol. This compound serves as a monomer in polymer science, particularly for the synthesis of polyurethanes and other polymers. Its rigid cyclohexylene structure contributes unique properties to the resulting materials, finding applications in advanced materials and specialized polymer formulations.
- Synonyms
- C6H10(NCO)2
Polyurethane Synthesis
As a diisocyanate monomer, trans-1,4-Cyclohexylene diisocyanate is used in the production of polyurethanes. It reacts with polyols to form polymer chains, contributing to the development of specialized polyurethane materials.
Materials Science
This compound is valuable in materials science for creating polymers with specific thermal and mechanical properties. The cycloaliphatic nature of the isocyanate groups influences the final polymer architecture and performance.
Monomer for Specialty Polymers
It acts as a building block for various specialty polymers beyond standard polyurethanes, enabling the design of materials for niche applications requiring tailored characteristics.
| Molecular weight | 166.18 |
|---|---|
| Linear formula | C6H10(NCO)2 |
| Assay | 97% |
| Vapour pressure | <0.02 mmHg (20 °C) |
| Melting point | 59-62 °C(lit.) |
Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic 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
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-34-42/43 |
| Safety statements (S) | 22-26-36/37/39-45 |
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 trans-1,4-Cyclohexylene diisocyanate used for?
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trans-1,4-Cyclohexylene diisocyanate is primarily used as a monomer in the synthesis of polyurethanes and other specialty polymers. Its rigid cycloaliphatic structure can impart unique thermal and mechanical properties to the resulting materials, making it suitable for advanced applications in materials science.
What is the CAS number and formula for trans-1,4-Cyclohexylene diisocyanate?
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The CAS number for trans-1,4-Cyclohexylene diisocyanate is 7517-76-2, and its linear formula is C6H10(NCO)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-1,4-Cyclohexylene diisocyanate with an assay of 97%. This product is provided as a technical/research grade chemical, and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should trans-1,4-Cyclohexylene diisocyanate be handled safely?
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trans-1,4-Cyclohexylene diisocyanate is a hazardous substance classified with GHS05, GHS06, and GHS08 symbols, carrying a 'Danger' signal word. It poses severe health risks, including toxicity if swallowed, in contact with skin, or inhaled, and can cause severe skin burns and eye damage, as well as respiratory sensitisation. Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (NIOSH N100 or EN143 P3 cartridges), must be used. Handle only in well-ventilated areas or under a fume hood. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions and emergency procedures.
Is trans-1,4-Cyclohexylene diisocyanate a controlled substance?
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The provided data does not indicate that trans-1,4-Cyclohexylene diisocyanate is a controlled substance.
How is trans-1,4-Cyclohexylene diisocyanate packed and exported?
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As a specialist global supplier, Tech Serve Solutions exports fine chemicals, including trans-1,4-Cyclohexylene diisocyanate, in compliance with international shipping regulations. Products are securely packed to maintain integrity during transit.
How can I request a quote or sample for trans-1,4-Cyclohexylene diisocyanate?
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To request a quote or a sample of trans-1,4-Cyclohexylene diisocyanate, please contact the Tech Serve Solutions sales team through the website or via direct inquiry, providing your contact details and the product information.
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