Diethyl(iodo)alumane

C4H10AlI

diethyl(iodo)alumane

CAS2040-00-8

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Identification

CAS Number
2040-00-8
EC Number
218-032-0
UN Number
3394
PubChem CID
74874

Physical-chemical properties

Molecular Formula
C4H10AlI
Molar Mass
212.01 g/mol
IUPAC Name
diethyl(iodo)alumane

Chemical Identifiers

InChI
InChI=1S/2C2H5.Al.HI/c2*1-2;;/h2*1H2,2H3;;1H/q;;+1;/p-1
InChI Key
PPQUYYAZSOKTQD-UHFFFAOYSA-M

Overview

Diethyl(iodo)alumane (CAS 2040-00-8) is an organoaluminum compound featuring two ethyl groups and one iodine atom bonded to aluminum, exhibiting pyrophoric properties and high reactivity toward moisture. This specialized organoaluminum reagent belongs to the family of alkylaluminum compounds widely utilized in synthetic chemistry and industrial processes. With its molecular formula C4H10AlI and molecular weight of 212.01 g/mol, diethyl(iodo)alumane represents a unique combination of organometallic functionality and halogen reactivity. The compound is classified under ADR transport class 4.2, indicating its spontaneously combustible nature, which requires careful handling and storage under inert atmospheric conditions. The presence of both alkyl and iodide substituents on the aluminum center provides diethyl(iodo)alumane with distinctive chemical properties compared to other organoaluminum compounds such as tris(2-methylpropyl)alumane or tripropylalumane. This dual functionality enables selective reactions in organic synthesis, particularly where controlled aluminum-carbon bond formation or halogen transfer is desired. The compound exhibits extreme sensitivity to air and moisture, readily hydrolyzing to form aluminum hydroxides and releasing flammable ethane gas. Key industrial applications include use as a specialized reducing agent in organic synthesis, as an alkylating reagent for metal complexes, and as an intermediate in the preparation of other organoaluminum compounds. Its unique reactivity profile makes it valuable in advanced materials synthesis and specialized catalytic systems where precise control over aluminum coordination is essential. OYSI maintains reliable supplies of diethyl(iodo)alumane for qualified industrial customers requiring this specialized organoaluminum reagent for technical applications.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number3394
ADR Class4.2
Packing GroupI
Tunnel CodeB/E
Proper Shipping NameDiethylaluminiumiodid, flüssig, pyrophor
Marine PollutantNo

Frequently Asked Questions

What is diethyl(iodo)alumane?

Diethyl(iodo)alumane is an organoaluminum compound with the molecular formula C4H10AlI and CAS number 2040-00-8. This chemical substance has a molecular weight of 212.01 g/mol and belongs to the family of alkylaluminum compounds containing both ethyl groups and an iodine atom bonded to aluminum. It is primarily used in specialized chemical synthesis and research applications requiring organometallic reagents.

What are the physicochemical properties of diethyl(iodo)alumane?

Diethyl(iodo)alumane is typically a liquid or solid organometallic compound that is highly sensitive to moisture and air. Like most organoaluminum compounds, it likely exhibits high reactivity with water and oxygen, potentially producing flammable gases. The compound is generally insoluble in water due to its organometallic nature but may be soluble in aprotic organic solvents. Its exact physical appearance and odor characteristics require specific handling protocols.

What is diethyl(iodo)alumane used for?

Diethyl(iodo)alumane is primarily used as a specialized organometallic reagent in chemical synthesis and research applications. It serves as an important intermediate in the preparation of other organoaluminum compounds and can be utilized in catalytic processes, polymerization reactions, and fine chemical synthesis. The compound finds applications in academic research, pharmaceutical intermediate synthesis, and specialized industrial processes requiring precise organometallic chemistry.

How to handle diethyl(iodo)alumane safely?

Diethyl(iodo)alumane requires handling under inert atmosphere conditions using appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent exposure to potentially harmful vapors. Given its organometallic nature, avoid contact with moisture, water, and air. Use proper grounding procedures to prevent static electricity buildup during handling operations.

How to store diethyl(iodo)alumane correctly?

Diethyl(iodo)alumane must be stored under inert gas atmosphere (nitrogen or argon) in tightly sealed containers to prevent contact with moisture and oxygen. Storage areas should be cool, dry, and well-ventilated, away from heat sources and incompatible materials such as water, alcohols, and oxidizing agents. Containers should be kept in secondary containment and clearly labeled with appropriate hazard information and handling instructions.

What to do in case of contact with diethyl(iodo)alumane?

Diethyl(iodo)alumane contact requires immediate action depending on exposure type. For skin contact, remove contaminated clothing and flush affected area with large amounts of water while seeking medical attention. In case of eye contact, rinse immediately with water for at least 15 minutes and obtain medical care. If inhaled, move to fresh air immediately. Never use water on spills as this may cause violent reactions with organometallic compounds.

How to dispose of diethyl(iodo)alumane appropriately?

Diethyl(iodo)alumane disposal must follow strict hazardous waste regulations and should never be disposed of in regular waste streams. The compound requires neutralization under controlled conditions by qualified personnel using appropriate inert solvents or quenching agents. Contact licensed hazardous waste disposal companies for proper treatment and disposal. All disposal activities must comply with local, national, and European waste management regulations for organometallic compounds.

How to transport diethyl(iodo)alumane?

Diethyl(iodo)alumane is classified under ADR Class 4.2 (spontaneously combustible substances) Packing Group I, indicating high transport risk requiring strict packaging and handling protocols. Transportation must use UN-approved packaging designed for pyrophoric materials, with appropriate labeling and documentation. Only authorized carriers experienced in handling dangerous goods should transport this material, following all ADR/IMDG regulations for spontaneously combustible organometallic compounds.

Is diethyl(iodo)alumane subject to specific regulations?

Diethyl(iodo)alumane is subject to various European chemical regulations including REACH registration requirements for manufacturing and import. While not currently listed as a SVHC (Substance of Very High Concern), it falls under CLP regulation for classification and labeling. The compound requires safety data sheets and may be subject to workplace exposure limits. Users must comply with national chemical safety regulations and industrial safety standards for organometallic compounds.

Where to buy diethyl(iodo)alumane in Europe?

Diethyl(iodo)alumane is available through specialized chemical distributors in Europe, including OYSI, a professional European distributor of technical chemicals. As a specialized organometallic compound, it typically requires custom ordering with appropriate documentation and safety certifications. OYSI can provide technical support, safety documentation, and regulatory compliance assistance for European customers requiring this specialized chemical reagent for research and industrial applications.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.