3-Bromo-2,4,6-trimethylphenyl isocyanate
3-Bromo-2,4,6-trimethylphenyl isocyanate (CAS: 480439-19-8) is a brominated aromatic isocyanate with the linear formula (CH3)3C6HBrNCO and a molecular weight of 240.10 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the creation of complex molecules. Its reactive isocyanate group allows for versatile chemical transformations, making it a key intermediate in various research and development applications.
- Synonyms
- 480439-19-8(CH3)3C6HBrNCO

Organic Synthesis Intermediate
Utilised as a precursor in the synthesis of diverse organic compounds. Its isocyanate functionality readily reacts with nucleophiles, facilitating the formation of ureas, carbamates, and other functional groups essential for drug discovery and materials science.
Research and Development
Employed in academic and industrial laboratories for exploring novel chemical pathways and developing new chemical entities. Its specific structure makes it a useful reagent for introducing the 2,4,6-trimethylphenyl moiety into target molecules.
Specialty Chemicals
Serves as a component in the synthesis of specialised chemicals requiring its unique structural features. The presence of bromine and the isocyanate group offers avenues for further functionalisation and property tuning.
| Molecular weight | 240.10 |
|---|---|
| Linear formula | (CH3)3C6HBrNCO |
| Assay | 96% |
| Melting point | 37-42 °C(lit.) |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H334May cause allergy or asthma symptoms if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
- P342
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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-Bromo-2,4,6-trimethylphenyl isocyanate used for?
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3-Bromo-2,4,6-trimethylphenyl isocyanate is primarily used as a building block in organic synthesis and in research and development for creating novel organic compounds and exploring new chemical pathways.
What is the CAS number and molecular formula for this compound?
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The CAS number for 3-Bromo-2,4,6-trimethylphenyl isocyanate is 480439-19-8. Its linear molecular formula is (CH3)3C6HBrNCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with a minimum purity of 96%. We do not represent this product as USP, BP, or EP grade.
How should 3-Bromo-2,4,6-trimethylphenyl isocyanate be handled safely?
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This compound is classified as a Danger. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335) and allergy or asthma symptoms or breathing difficulties if inhaled (H334). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (e.g., multi-purpose combination respirator cartridge or ABEK filter), is essential during handling.
How is this chemical packed and exported?
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3-Bromo-2,4,6-trimethylphenyl isocyanate is packed according to industry best practices and regulatory requirements for safe transport. As a global supplier, Tech Serve Solutions has extensive experience in exporting fine chemicals worldwide.
How can I request a quote or sample?
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To request a quote or a sample of 3-Bromo-2,4,6-trimethylphenyl isocyanate, please visit the Tech Serve Solutions website or contact our sales team directly.
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