Diethylzinc
Diethylzinc (CAS: 557-20-0), with the molecular formula (C2H5)2Zn and a molar mass of 123.51 g/mol, is a highly reactive organometallic compound. It is pyrophoric and reacts violently with water. Diethylzinc is primarily utilised as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) for semiconductor manufacturing and in various organic synthesis applications.
- IUPAC
- DEZ,DEZn,Et2Zn,Zincdiethyl
- Synonyms
- DEZDEZnEt2ZnZinc diethyl
Semiconductor Manufacturing
Diethylzinc serves as a crucial precursor in CVD and ALD processes for depositing thin films of zinc oxide and other materials. These films are vital in the fabrication of electronic devices, optoelectronics, and sensors.
Organic Synthesis
As a dialkylzinc reagent, it is employed in various organic transformations, including the addition to carbonyl compounds and the formation of new carbon-carbon bonds. Its reactivity makes it a valuable tool for constructing complex organic molecules.
Materials Science
It is used in the development of novel materials, particularly in nanotechnology and the synthesis of organozinc compounds with unique properties. Its ability to deliver zinc in a controlled manner is advantageous.
| Molecular weight | 123.51 |
|---|---|
| Linear formula | (C2H5)2Zn |
| Form | liquid |
| Boiling point | 117 °C(lit.) |
| Density | 1.205 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.498(lit.) |
| Concentration | 1.0 M in hexanes |
| Melting point | −28 °C(lit.) |
| Composition | Zn, 52.0 wt. % ((minimum)) |
Hazard statements
- H225Highly flammable liquid and vapour
- H250Catches fire spontaneously if exposed to air
- H260In contact with water releases flammable gases
- H314Causes severe skin burns and eye damage
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P222Do not allow contact with air
- P223Do not allow contact with water
- P231Handle under inert gas
- P370In case of fire
- P422
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3394 4.2/PG 1 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C,N |
| Risk statements (R) | 14-17-34-50/53 |
| Safety statements (S) | 16-43-60-61 |
| Supplemental hazards | Reacts violently with water. |
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 Diethylzinc used for?
+
Diethylzinc is predominantly used as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) for semiconductor fabrication, and as a reagent in various organic synthesis reactions.
What is the CAS number and formula for Diethylzinc?
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The CAS number for Diethylzinc is 557-20-0, and its linear formula is (C2H5)2Zn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethylzinc typically as a 1.0 M solution in hexanes. As this is a chemical for industrial and research applications, we do not represent it as USP, BP, or EP grade.
How should Diethylzinc be handled safely?
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Diethylzinc is highly flammable, pyrophoric (ignites spontaneously in air), and reacts violently with water. Extreme caution is required; handle only under an inert atmosphere (e.g., nitrogen or argon) with appropriate personal protective equipment, including flame-retardant clothing, gloves, and respiratory protection.
How is Diethylzinc packed, shipped, and exported?
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Diethylzinc is packaged in specialised containers designed for air-sensitive and pyrophoric materials. Shipments comply with stringent international regulations for hazardous goods, including UN 3394 classification.
How can I request a sample or quote for Diethylzinc?
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To request a sample or quote for Diethylzinc, please contact our sales team via the website or direct email, providing your specific requirements and shipping details.
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