2-Methylbenzyl isocyanate
2-Methylbenzyl isocyanate (CAS 56651-58-2), with the molecular formula C9H9NO, is a reactive organic compound. It serves as a crucial building block in chemical synthesis, particularly within the realms of organic chemistry and the development of nitrogen-containing compounds. Its utility extends to the creation of novel molecules and functional materials, making it a valuable reagent for research and development purposes. Supplied by Tech Serve Solutions with an assay of 98%, this compound is essential for advanced chemical applications.

Organic Synthesis Intermediate
2-Methylbenzyl isocyanate is a versatile intermediate used in the synthesis of complex organic molecules. Its reactive isocyanate group readily participates in addition reactions, enabling the formation of ureas, amides, and carbamates.
Research and Development
This compound finds application in academic and industrial research laboratories for exploring new chemical pathways and developing novel materials. Its specific structure allows for targeted modifications in synthetic strategies.
Functional Material Development
The isocyanate functionality can be incorporated into polymers or surface coatings to impart specific properties. It is utilized in the creation of materials with tailored chemical and physical characteristics.
| Molecular weight | 147.17 |
|---|---|
| Linear formula | CH3C6H4CH2NCO |
| Assay | 98% |
| Boiling point | 226 °C(lit.) |
| Density | 1.059 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.528(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 99 °C / 210.2 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-39 |
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 2-Methylbenzyl isocyanate used for?
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2-Methylbenzyl isocyanate is primarily used as a building block and intermediate in organic synthesis, research, and the development of novel functional materials.
What is the CAS number and formula for 2-Methylbenzyl isocyanate?
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The CAS number is 56651-58-2 and the linear formula is CH3C6H4CH2NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methylbenzyl isocyanate with a minimum assay of 98%. This product is not represented as USP, BP, or EP grade.
How should 2-Methylbenzyl isocyanate be handled safely?
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2-Methylbenzyl isocyanate is classified as a danger (GHS05, GHS07) with hazards including H302, H315, H318, and H335. Handle with appropriate personal protective equipment, including eyeshields, faceshields, gloves, and suitable respiratory protection, in a well-ventilated area.
Is 2-Methylbenzyl isocyanate a controlled substance?
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Based on the provided data, 2-Methylbenzyl isocyanate is not indicated as a controlled substance.
How is 2-Methylbenzyl isocyanate packed and shipped?
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2-Methylbenzyl isocyanate is shipped according to relevant regulations for hazardous materials. Specific packaging details can be provided upon inquiry.
How can I request a quote or sample for 2-Methylbenzyl isocyanate?
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To request a quote or sample, please contact Tech Serve Solutions directly through our website or sales department, providing the product name and CAS number (56651-58-2).
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