Alumane;silane

AlH7Si

alumane;silane

CAS11145-27-0

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Identification

CAS Number
11145-27-0
UN Number
1398
PubChem CID
57346743

Physical-chemical properties

Molecular Formula
AlH7Si
Molar Mass
62.12 g/mol
IUPAC Name
alumane;silane

Chemical Identifiers

InChI
InChI=1S/Al.H4Si.3H/h;1H4;;;
InChI Key
AUEXTLUUHCZFSX-UHFFFAOYSA-N

Overview

Alumane;silane (CAS 11145-27-0) is a binary intermetallic hydride compound with aluminum and silicon components exhibiting unique reducing properties. This specialized chemical compound represents an interesting class of mixed hydrides that combines aluminum and silicon in a single molecular structure. With the molecular formula AlH7Si and a molecular weight of 62.122 g/mol, alumane;silane demonstrates the versatility of intermetallic hydride chemistry. The compound falls under ADR transport classification 4.3, indicating its classification as a substance that emits flammable gases when in contact with water, which is characteristic of many metal hydrides and reflects the reactive nature of the aluminum-hydrogen and silicon-hydrogen bonds present in the structure. The presence of multiple hydrogen atoms bonded to both aluminum and silicon centers makes this compound particularly reactive and potentially useful as a reducing agent in specialized chemical processes. Like other intermetallic compounds such as trimagnesium bis(phosphorus(3-)), alumane;silane represents advanced materials chemistry where multiple metallic or metalloid elements are combined to achieve specific properties that cannot be obtained from single-element compounds. Industrial applications for alumane;silane primarily focus on specialized reduction reactions in organic synthesis, semiconductor processing where precise control of aluminum and silicon deposition is required, and as a precursor in the preparation of advanced ceramic materials. The compound's unique dual-metal hydride structure makes it valuable in applications requiring controlled release of hydrogen or simultaneous introduction of aluminum and silicon species. The handling and storage of alumane;silane requires careful attention to moisture exclusion due to its water-reactive classification. OYSI maintains technical-grade alumane;silane in appropriate packaging to ensure product integrity and safe handling for our European industrial customers.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1398
ADR Class4.3
Packing GroupIII
Tunnel CodeE
Proper Shipping NameAluminiumsilicium-Pulver, nicht überzogen
Marine PollutantNo

Frequently Asked Questions

What is alumane;silane?

Alumane;silane is a specialized chemical compound with the molecular formula AlH7Si and CAS number 11145-27-0. This substance combines aluminum and silicon hydrides in a single molecular structure, with a molecular weight of 62.122 g/mol. It represents a unique class of mixed metal hydrides that finds applications in advanced materials synthesis and specialized chemical processes requiring both aluminum and silicon functionalities.

What are the physicochemical properties of alumane;silane?

Alumane;silane exhibits properties characteristic of mixed metal hydrides, combining features of both aluminum and silicon hydrides. As a compound containing multiple hydride bonds (AlH7Si), it is expected to be highly reactive with moisture and air. The substance likely exists as a colorless compound under inert conditions, given its hydride nature, and would be incompatible with protic solvents due to the reactive Al-H and Si-H bonds present in its structure.

What is alumane;silane used for?

Alumane;silane serves as a specialized reagent in advanced materials synthesis and chemical vapor deposition processes. Its dual aluminum-silicon functionality makes it valuable for producing mixed metal films, semiconductor materials, and specialized coatings. The compound is particularly useful in applications requiring simultaneous aluminum and silicon incorporation, such as advanced ceramic production, thin film technology, and specialized surface treatments in the electronics and aerospace industries.

How to handle alumane;silane safely?

Alumane;silane requires careful handling using appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under inert atmosphere due to the compound's reactive nature with moisture and air. Avoid contact with water, alcohols, and other protic substances. Use proper grounding procedures to prevent static discharge, and ensure all handling equipment is dry and clean before use.

How to store alumane;silane correctly?

Alumane;silane must be stored under strictly anhydrous conditions, preferably under inert gas atmosphere such as nitrogen or argon. Keep containers tightly sealed in a cool, dry place away from moisture, heat sources, and incompatible materials including water, alcohols, and oxidizing agents. Storage areas should be well-ventilated and equipped with appropriate fire suppression systems. Regular inspection of container integrity is essential to prevent moisture ingress and maintain product stability.

What to do in case of contact with alumane;silane?

Alumane;silane contact requires immediate action depending on the exposure route. For skin contact, remove contaminated clothing and flush affected area with plenty of water for at least 15 minutes. In case of eye contact, irrigate thoroughly with clean water and seek immediate medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek medical care promptly. Always consult safety data sheets for specific first aid measures.

How to dispose of alumane;silane properly?

Alumane;silane disposal must comply with local and national hazardous waste regulations. The substance should be treated as hazardous waste and disposed of through licensed waste management facilities. Small quantities can be carefully hydrolyzed under controlled conditions by qualified personnel, generating hydrogen gas that must be safely vented. Never dispose of through regular drainage systems or municipal waste. Contact specialized chemical waste disposal companies for proper treatment and disposal procedures.

How to transport alumane;silane?

Alumane;silane is classified under ADR Class 4.3 (substances which, in contact with water, emit flammable gases), Packing Group III. Transportation requires appropriate UN-specification packaging designed for Class 4.3 materials. Packages must be properly labeled and accompanied by appropriate shipping documents. Vehicles should be equipped with suitable fire extinguishing equipment, and drivers must be trained in hazardous materials handling. Shipments should avoid extreme temperatures and moisture exposure during transit.

Is alumane;silane subject to specific regulations?

Alumane;silane is subject to various chemical regulations including REACH registration requirements in Europe. As a specialized chemical compound, it must comply with CLP regulation for classification and labeling, though current data indicates no specific GHS classifications. The substance is not listed as a Substance of Very High Concern (SVHC). Users must ensure compliance with local occupational safety regulations and may need to fulfill downstream user obligations under chemical safety legislation.

Where to buy alumane;silane in Europe?

Alumane;silane is available through OYSI, a leading European distributor of specialty chemicals. As an established chemical supplier, OYSI can provide this specialized compound with appropriate documentation and technical support. Given the specialized nature of alumane;silane, availability may require advance ordering and specific handling arrangements. Contact OYSI directly for current availability, technical specifications, packaging options, and delivery arrangements to your specific European location.

Data Sources

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