Cyclopropyltriphenylphosphonium bromide
Cyclopropyltriphenylphosphonium bromide (CAS: 14114-05-7; Formula: C3H5P(C6H5)3Br; MW: 383.26) is a chemical reagent. It is primarily employed as a Wittig reagent in organic synthesis for the formation of carbon-carbon double bonds. This compound is essential for introducing cyclopropylidene groups into molecules, facilitating the synthesis of complex organic structures.
- IUPAC
- NSC 110599
Wittig Reagent for Olefination
Cyclopropyltriphenylphosphonium bromide serves as a key Wittig reagent, enabling the olefination of carbonyl compounds. This reaction is crucial for the stereoselective synthesis of alkenes with a cyclopropylidene moiety.
Carbon-Carbon Bond Formation
This phosphonium salt is instrumental in forming new carbon-carbon bonds through Wittig-type reactions. It allows for the construction of intricate molecular architectures by attaching a cyclopropylidene unit to various organic substrates.
Chemical Synthesis Intermediate
As a synthetic reagent, it plays a vital role in multi-step organic syntheses, particularly in the pharmaceutical and fine chemical industries. Its application facilitates access to cyclopropane-containing compounds.
| Molecular weight | 383.26 |
|---|---|
| Linear formula | C3H5P(C6H5)3Br |
| Assay | 98% |
| Application | Wittig reagent |
| Melting point | 178-181 °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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 Cyclopropyltriphenylphosphonium bromide used for?
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Cyclopropyltriphenylphosphonium bromide is used as a Wittig reagent for olefination reactions, facilitating carbon-carbon bond formation and the introduction of cyclopropylidene groups in organic synthesis.
What is the CAS number and formula for Cyclopropyltriphenylphosphonium bromide?
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The CAS number is 14114-05-7 and the molecular formula is C3H5P(C6H5)3Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclopropyltriphenylphosphonium bromide with an assay of 98%. This product is intended for laboratory and research use and is not represented as USP, BP, or EP grade.
How should Cyclopropyltriphenylphosphonium bromide be handled?
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Handling requires appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is classified as causing skin irritation, serious eye irritation, and respiratory irritation.
How is Cyclopropyltriphenylphosphonium bromide packed, shipped, and exported?
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Tech Serve Solutions ensures secure packaging for export, adhering to international shipping regulations for chemical reagents. Please contact us for specific shipping details.
How can I request a quote or sample?
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To request a quote or sample of Cyclopropyltriphenylphosphonium bromide, please use the contact form on our website or call our sales department directly.
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