Cyclopentylzinc bromide solution
Cyclopentylzinc bromide solution (CAS: 171860-68-7) with the formula C5H9ZnBr and a molar mass of 214.42 g/mol, is a valuable organozinc halide reagent. It is supplied as a 0.5 M solution in tetrahydrofuran (THF). This reactive compound is primarily utilised in organic synthesis as a versatile building block for introducing the cyclopentyl group, particularly in cross-coupling reactions. It is stored at 2-8°C.
Organic Synthesis
Cyclopentylzinc bromide solution serves as a key organometallic reagent in various organic transformations. It is employed in nucleophilic addition and cross-coupling reactions to form new carbon-carbon bonds.
Cross-Coupling Reactions
This organozinc reagent is instrumental in palladium-catalysed cross-coupling reactions, such as Negishi coupling, enabling the efficient synthesis of complex organic molecules.
Pharmaceutical Intermediates
Its ability to introduce the cyclopentyl moiety makes it useful in the synthesis of diverse pharmaceutical intermediates and potential drug candidates.
| Molecular weight | 214.42 |
|---|---|
| Linear formula | C5H9ZnBr |
| Density | 0.955 g/mL at 25 °C |
| Concentration | 0.5 M in THF |
| Storage temperature | 2-8°C |
Hazard statements
- H225Highly flammable liquid and vapour
- H261In contact with water releases flammable gas
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P231Handle under inert gas
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P305IF IN EYES
- P422
| Flash point | -17 °C / 1.4 °F |
|---|---|
| Transport (UN / ADR) | UN 3399 4.3/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-14-19-36/37 |
| Safety statements (S) | 16-26 |
| Supplemental hazards | May form explosive peroxides. |
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 Cyclopentylzinc bromide solution used for?
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Cyclopentylzinc bromide solution is used as a reagent in organic synthesis, particularly for introducing the cyclopentyl group via cross-coupling reactions like the Negishi coupling.
What are the CAS number and formula for Cyclopentylzinc bromide solution?
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The CAS number for Cyclopentylzinc bromide solution is 171860-68-7, and its linear formula is C5H9ZnBr.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclopentylzinc bromide solution at a concentration of 0.5 M in THF. The specific assay or purity details beyond this concentration are not provided in the product data. Tech Serve Solutions does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Cyclopentylzinc bromide solution be handled and stored?
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Cyclopentylzinc bromide solution is flammable and reacts with water. It may form explosive peroxides. Handle with extreme care in a well-ventilated area, away from ignition sources, and moisture. Store under an inert atmosphere at 2-8°C.
How is Cyclopentylzinc bromide solution shipped?
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Cyclopentylzinc bromide solution is shipped according to UN 3399, hazard class 4.3, packing group 2 regulations, indicating it is a substance that in contact with water emits flammable gases.
How can I request a sample or quote for Cyclopentylzinc bromide solution?
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To request a sample or quote for Cyclopentylzinc bromide solution, please contact the Tech Serve Solutions sales team through our official website or designated contact channels.
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