(4-Bromophenylethynyl)trimethylsilane
(4-Bromophenylethynyl)trimethylsilane (CAS: 16116-78-2; Formula: BrC6H4C≡CSi(CH3)3; MW: 253.21) is a halogenated alkynyl building block. It is a valuable intermediate in organic synthesis, particularly for creating complex molecular architectures through cross-coupling reactions. Its structure incorporates both a reactive trimethylsilyl-protected alkyne and a bromoaryl moiety, facilitating diverse chemical transformations.
Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of novel organic compounds. The compound's dual functionality allows for sequential reactions, enabling the construction of intricate molecular frameworks.
Cross-Coupling Reactions
Serves as a versatile substrate in various palladium-catalysed cross-coupling reactions, such as Sonogashira couplings, for carbon-carbon bond formation. The bromo-substituent is readily involved in these transformations.
Materials Science Research
Employed in research for the development of new materials, including conjugated polymers and functional organic molecules, where its specific electronic and structural properties can be exploited.
| Molecular weight | 253.21 |
|---|---|
| Linear formula | BrC6H4C≡CSi(CH3)3 |
| Assay | 98% |
| Melting point | 61-63 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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-Bromophenylethynyl)trimethylsilane used for?
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This compound is primarily used as an intermediate and building block in organic synthesis, particularly in cross-coupling reactions for constructing complex organic molecules and in materials science research.
What are the CAS number and molecular formula?
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The CAS number is 16116-78-2 and the molecular formula is BrC6H4C≡CSi(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (4-Bromophenylethynyl)trimethylsilane with an assay of 98%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should (4-Bromophenylethynyl)trimethylsilane be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Respiratory protection with a type N95 (US) or type P1 (EN143) filter is recommended. Consult the safety data sheet for detailed handling instructions.
Is this product a controlled substance?
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The provided data does not indicate that (4-Bromophenylethynyl)trimethylsilane is a controlled substance.
How is this chemical shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and this product can be packed and exported according to international shipping regulations.
How can I request a quote or sample?
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To request a quote or sample of (4-Bromophenylethynyl)trimethylsilane, please contact our sales department through the website or by phone, providing your specific requirements.
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