4-Bromo-N,N-bis(trimethylsilyl)aniline
4-Bromo-N,N-bis(trimethylsilyl)aniline (CAS: 5089-33-8) is a specialized organic compound with the molecular formula not provided, but linear formula BrC6H4N[Si(CH3)3]2 and a molecular weight of 316.38 g/mol. This brominated aniline derivative, featuring two trimethylsilyl protecting groups on the nitrogen atom, serves as a valuable building block in organic synthesis. It is particularly useful in the preparation of complex molecules and functional materials, offering controlled reactivity for further chemical transformations.
- Synonyms
- BrC6H4N[Si(CH3)3]2
![4-Bromo-N,N-bis(trimethylsilyl)aniline (BrC6H4N[Si(CH3)3]2) — chemical structure, CAS 5089-33-8; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F5089-33-8.png&w=3840&q=75)
Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. Its structure allows for selective functionalization and incorporation into diverse molecular architectures.
Building Block for Functional Materials
Serves as a precursor in the development of novel functional materials. The presence of bromine and silyl groups offers opportunities for polymerisation or further derivatization.
Protected Amine Reagent
Functions as a protected form of 4-bromoaniline, enabling reactions at other sites of a molecule without interfering with the amine functionality until deprotection is desired.
| Molecular weight | 316.38 |
|---|---|
| Linear formula | BrC6H4N[Si(CH3)3]2 |
| Assay | 97% |
| Boiling point | 156-158 °C/23 mmHg(lit.) |
| Density | 1.121 g/mL at 25 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| 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 4-Bromo-N,N-bis(trimethylsilyl)aniline used for?
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4-Bromo-N,N-bis(trimethylsilyl)aniline (CAS: 5089-33-8) is primarily used as a building block and intermediate in organic synthesis, particularly for creating complex organic molecules and functional materials. It acts as a protected amine reagent.
What is the CAS number and molecular formula for this compound?
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The CAS number for 4-Bromo-N,N-bis(trimethylsilyl)aniline is 5089-33-8. The linear formula is BrC6H4N[Si(CH3)3]2, and its molecular weight is 316.38 g/mol. The molecular formula is not explicitly provided in the data.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-N,N-bis(trimethylsilyl)aniline with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 4-Bromo-N,N-bis(trimethylsilyl)aniline be handled safely?
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This compound is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Always wear appropriate personal protective equipment, including eyeshields and gloves, and handle in a well-ventilated area or with respiratory protection.
Is this chemical shipped internationally?
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Yes, Tech Serve Solutions specialises in global supply and export of fine chemicals, pharmaceutical intermediates, and laboratory reagents. 4-Bromo-N,N-bis(trimethylsilyl)aniline can be exported.
How can I request a sample or quote?
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To request a sample or a quote for 4-Bromo-N,N-bis(trimethylsilyl)aniline, please contact the Tech Serve Solutions sales team through our website or designated contact channels.
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