m-Xylylene diisocyanate
m-Xylylene diisocyanate (CAS: 3634-83-1), with the molecular formula C10H8N2O2 and a molecular weight of 188.18, is a key organic building block. This liquid diisocyanate is recognised for its reactive isocyanate groups, making it a valuable intermediate in chemical synthesis. It is primarily employed in the production of polymers, resins, and other specialised organic compounds where its specific structure imparts desired material properties.
- IUPAC
- 1,3-Bis(isocyanatomethyl)benzene
- Synonyms
- 1,3-Bis(isocyanatomethyl)benzene
Polymer Synthesis
m-Xylylene diisocyanate serves as a monomer or cross-linking agent in the synthesis of polyurethanes and other advanced polymers. Its incorporation can enhance thermal stability and mechanical strength in the final polymeric materials.
Organic Intermediate
Utilised as a versatile intermediate in the custom synthesis of complex organic molecules. The diisocyanate functionality allows for facile derivatisation into a wide range of chemical structures for research and development.
Resin Production
Applicable in the formulation of specialised resins and coatings. The diisocyanate groups react readily with polyols and other active hydrogen compounds to form robust, high-performance resin systems.
| Molecular weight | 188.18 |
|---|---|
| Empirical formula | C10H8N2O2 |
| Assay | ≥90% (GC) |
| Boiling point | 88-90 °C/0.02 mmHg(lit.) |
| Density | 1.202 g/mL at 20 °C(lit.) |
| Storage temperature | 2-8°C |
Hazard statements
- H226Flammable liquid and vapour
- H314Causes severe skin burns and eye damage
- 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
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 42 °C / 107.6 °F |
| Transport (UN / ADR) | UN 2920 3(8) / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-34-42 |
| Safety statements (S) | 16-23-26-36/37/39-45 |
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 m-Xylylene diisocyanate used for?
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m-Xylylene diisocyanate is primarily used as a building block in chemical synthesis, particularly for the production of polymers, resins, and other specialised organic compounds.
What is the CAS number and molecular formula for m-Xylylene diisocyanate?
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The CAS number for m-Xylylene diisocyanate is 3634-83-1, and its molecular formula is C10H8N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies m-Xylylene diisocyanate with an assay of ≥90% (GC). This is a technical grade for research and synthesis; TSS does not represent it as USP, BP, or EP.
How should m-Xylylene diisocyanate be handled safely?
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m-Xylylene diisocyanate is a hazardous substance marked with GHS02, GHS05, and GHS08 symbols, with the signal word 'Danger'. It is flammable (H226) and causes severe skin burns and eye damage (H314), and may cause allergy or asthma symptoms or breathing difficulties if inhaled (H334). Handle only with appropriate personal protective equipment, including gloves, goggles, and respiratory protection, in a well-ventilated area.
Is m-Xylylene diisocyanate a controlled substance?
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The provided data does not indicate that m-Xylylene diisocyanate (CAS: 3634-83-1) is a controlled or scheduled substance.
How is m-Xylylene diisocyanate packed, shipped, and exported?
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m-Xylylene diisocyanate is shipped as UN 2920 3(8) / PGII. TSS handles the export of chemicals globally, adhering to all relevant shipping and customs regulations.
How can I request a quote or sample of m-Xylylene diisocyanate?
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To request a quote or sample, please contact our sales team through the website or via phone. Provide the product name, CAS number, and desired quantity.
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