4-Ethylphenylzinc iodide solution
4-Ethylphenylzinc iodide solution (CAS: 312693-04-2, Formula: C2H5C6H4ZnI, MW: 297.45) is an organozinc halide supplied by Tech Serve Solutions. This reagent, typically found at 0.5 M in Tetrahydrofuran (THF), is a valuable tool in organic synthesis. It is primarily utilised for cross-coupling reactions and the introduction of the 4-ethylphenyl group into organic molecules, facilitating the construction of complex chemical architectures.

Organometallic Synthesis
As an organozinc reagent, it is employed in various metal-catalyzed cross-coupling reactions, such as Negishi couplings, for forming carbon-carbon bonds.
Aryl Group Transfer
This compound serves as a source for the 4-ethylphenyl moiety, enabling its selective transfer to electrophilic substrates in organic synthesis.
Precursor for Complex Molecules
It can act as a building block in the synthesis of pharmaceuticals, agrochemicals, and advanced materials requiring the specific 4-ethylphenyl structural unit.
| Molecular weight | 297.45 |
|---|---|
| Linear formula | C2H5C6H4ZnI |
| Density | 0.95 g/mL at 25 °C |
| Concentration | 0.5 M in THF |



Hazard statements
- H225Highly flammable liquid and vapour
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H351Suspected of causing cancer
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P305IF IN EYES
| Flash point | -17 °C / 1.4 °F |
|---|---|
| Transport (UN / ADR) | UN 2056 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-19-36/37-40 |
| Safety statements (S) | 16-26-36/37 |
| 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 4-Ethylphenylzinc iodide solution used for?
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4-Ethylphenylzinc iodide solution is used in organic synthesis, particularly for cross-coupling reactions and the introduction of the 4-ethylphenyl group into organic molecules.
What is the CAS number and chemical formula?
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The CAS number is 312693-04-2 and the chemical formula is C2H5C6H4ZnI.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a 0.5 M solution in Tetrahydrofuran (THF). We do not specify pharmaceutical grades (USP, EP, BP) unless explicitly stated in the product data. This is a reagent-grade chemical suitable for research and synthesis.
What are the primary safety concerns?
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This product is highly flammable (Flash Point -17 °C) and can form explosive peroxides. It is also an irritant to the eyes and respiratory system and is suspected of causing cancer. Handle with extreme caution in a well-ventilated area, away from ignition sources, and wear appropriate personal protective equipment.
How is this chemical packed and shipped?
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This chemical is typically shipped as a hazardous material under UN 2056, Hazard Class 3, Packing Group II, reflecting its flammability and reactivity. TSS ensures compliant packaging and export documentation.
How can I request a sample or a quote?
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To request a sample or a quote, please contact our sales department via the website or telephone, providing your specific requirements and shipping details.
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