3-Methylbenzyl isocyanate
3-Methylbenzyl isocyanate (CAS 61924-25-2), with the molecular formula CH3C6H4CH2NCO and a molecular weight of 147.17 g/mol, is a reactive organic compound. It is primarily utilised as a versatile building block in chemical synthesis. Its isocyanate functional group readily participates in addition reactions, making it valuable for constructing more complex molecules. This compound is a key intermediate for researchers and manufacturers in the fine chemical and pharmaceutical sectors.
Organic Synthesis
3-Methylbenzyl isocyanate serves as a crucial intermediate in the synthesis of various organic compounds. Its isocyanate group can react with nucleophiles like alcohols, amines, and thiols to form carbamates, ureas, and thiocarbamates, respectively, enabling the construction of diverse molecular architectures.
Pharmaceutical Intermediates
The compound is employed in the development and production of pharmaceutical intermediates. Its reactivity allows for the introduction of specific functional groups necessary for the synthesis of active pharmaceutical ingredients (APIs).
Material Science Research
As a reactive building block, 3-Methylbenzyl isocyanate can be investigated for its potential in developing novel polymers and materials. Its incorporation into polymer chains can modify material properties.
| Molecular weight | 147.17 |
|---|---|
| Linear formula | CH3C6H4CH2NCO |
| Assay | 98% |
| Boiling point | 34-36 °C/0.1 mmHg(lit.) |
| Density | 1.052 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.523(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
- 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 | 107 °C / 224.6 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 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 3-Methylbenzyl isocyanate used for?
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3-Methylbenzyl isocyanate is primarily used as a building block in organic synthesis and as an intermediate in the production of pharmaceuticals and potentially in material science research.
What is the CAS number and formula for 3-Methylbenzyl isocyanate?
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The CAS number for 3-Methylbenzyl isocyanate is 61924-25-2, and its molecular formula is CH3C6H4CH2NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methylbenzyl isocyanate with an assay of 98%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 3-Methylbenzyl isocyanate be handled safely?
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3-Methylbenzyl isocyanate is a Warning substance (GHS07) and is harmful if swallowed, in contact with skin, or if inhaled. It causes skin and serious eye irritation and may cause respiratory irritation (H302-H312-H315-H319-H332-H335). Always wear appropriate personal protective equipment, including eyeshields, gloves, and use in a well-ventilated area or with a suitable respirator.
Is 3-Methylbenzyl isocyanate subject to any special shipping regulations?
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Yes, 3-Methylbenzyl isocyanate is shipped as UN 2206, Hazard Class 6.1, Packing Group III.
How can I request a sample or quote for 3-Methylbenzyl isocyanate?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, specifying the product name and CAS number.
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