Trimethyl-1,6-diisocyanatohexane, mixture of 2,2,4- and 2,4,4-isomers
Trimethyl-1,6-diisocyanatohexane, mixture of 2,2,4- and 2,4,4-isomers (CAS: 1196157-73-9) is an organic compound with the molecular formula C11H18N2O2 and a molecular weight of 210.27 g/mol. This diisocyanate monomer is utilised in the synthesis of polymers, particularly polyurethanes, and finds application in materials science. Its reactive isocyanate groups enable crosslinking and the formation of complex polymer networks.
- Synonyms
- 2,4- and 2,4,4-isomers1196157-73-9C11H18N2O2

Polymer Synthesis
Serves as a key monomer in the production of polyurethanes and other polymers. Its diisocyanato functionality facilitates chain extension and crosslinking, leading to diverse material properties.
Materials Science
Enables the development of advanced materials through polymerisation processes. The resulting polymers can be tailored for specific applications requiring durable and versatile chemical structures.
Research and Development
Utilised in laboratory settings for exploring new polymer chemistries and material formulations. Its well-defined structure makes it a reliable building block for chemical research.
| Molecular weight | 210.27 |
|---|---|
| Empirical formula | C11H18N2O2 |
| Assay | 99% |
| Boiling point | 149 °C(lit.) |
| Density | 1.012 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.462(lit.) |


Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H330Fatal if inhaled
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P310Immediately call a POISON CENTER or doctor
| 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 2328 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 22-26-42/43 |
| Safety statements (S) | 23-26-36/37/39-45 |
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 Trimethyl-1,6-diisocyanatohexane, mixture of 2,2,4- and 2,4,4-isomers used for?
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This compound is primarily used as a monomer in the synthesis of polymers, such as polyurethanes, and in materials science research and development.
What are the CAS number and formula for this product?
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The CAS number is 1196157-73-9, and the empirical formula (Hill notation) is C11H18N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 99%. It is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Trimethyl-1,6-diisocyanatohexane, mixture of 2,2,4- and 2,4,4-isomers be handled?
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This compound is classified as toxic if inhaled (H330) and may cause an allergic skin reaction (H317). It is harmful if swallowed (H302) and can cause respiratory irritation (H334). Always use in a well-ventilated area with appropriate personal protective equipment, including eyeshields, face shields, gloves, and a suitable respirator. Handle with extreme caution, following all safety data sheet guidelines.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions ensures secure packing and handles the export of chemicals in compliance with all relevant international regulations. Specific packaging details will be provided based on order requirements and destination.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number (1196157-73-9).
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