2-Ethyl-6-methylphenyl isocyanate
2-Ethyl-6-methylphenyl isocyanate (CAS 75746-71-3, C2H5C6H3(CH3)NCO) is an organic compound with a molecular weight of 161.20 g/mol. This isocyanate serves as a versatile building block in chemical synthesis. It is primarily utilised in the creation of more complex organic molecules, finding applications in research and development settings within the chemical and pharmaceutical industries. Tech Serve Solutions supplies this chemical with an assay of 98%.

Organic Synthesis Intermediate
2-Ethyl-6-methylphenyl isocyanate functions as a key intermediate in the synthesis of diverse organic compounds. Its reactive isocyanate group allows for facile incorporation into various molecular structures, facilitating the development of novel chemical entities.
Research and Development
This compound is valuable in laboratory settings for research and development purposes. It enables chemists to explore new reaction pathways and create custom molecules for specialised applications in materials science and medicinal chemistry.
Building Block for Functional Materials
As an organic building block, it can be employed in the construction of polymers or functional materials where the specific properties imparted by the ethyl and methylphenyl substituents are desired.
| Molecular weight | 161.20 |
|---|---|
| Linear formula | C2H5C6H3(CH3)NCO |
| Assay | 98% |
| Boiling point | 84-85 °C/5 mmHg(lit.) |
| Density | 1.034 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.532(lit.) |

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 | 96 °C / 204.8 °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) | 23-26-36 |
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 2-Ethyl-6-methylphenyl isocyanate used for?
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2-Ethyl-6-methylphenyl isocyanate is used as a building block in organic synthesis and for research and development in chemical and pharmaceutical industries.
What is the CAS number and chemical formula for 2-Ethyl-6-methylphenyl isocyanate?
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The CAS number is 75746-71-3 and the chemical formula is C2H5C6H3(CH3)NCO.
What grade and purity does Tech Serve Solutions supply for 2-Ethyl-6-methylphenyl isocyanate?
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Tech Serve Solutions supplies 2-Ethyl-6-methylphenyl isocyanate with an assay of 98%. This is a technical/research grade and is not represented as USP, BP, or EP.
How should 2-Ethyl-6-methylphenyl isocyanate be handled safely?
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2-Ethyl-6-methylphenyl isocyanate is a Warning substance. It is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation, and respiratory irritation (H302-H312-H315-H319-H332-H335). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection, is essential. Always consult the Safety Data Sheet (SDS) before handling.
Is 2-Ethyl-6-methylphenyl isocyanate a controlled substance?
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The provided data does not indicate that 2-Ethyl-6-methylphenyl isocyanate is a controlled substance.
How is 2-Ethyl-6-methylphenyl isocyanate packed, shipped, and exported?
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As a specialist global supplier, Tech Serve Solutions adheres to all relevant regulations for the packing, shipping, and export of chemicals like 2-Ethyl-6-methylphenyl isocyanate, ensuring safe and compliant transit.
How can I request a sample or a quote for 2-Ethyl-6-methylphenyl isocyanate?
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To request a sample or obtain a quote for 2-Ethyl-6-methylphenyl isocyanate, please contact the Tech Serve Solutions sales team through our website or by phone.
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