Trichloroalumane;hydrate

AlCl3H2O

trichloroalumane;hydrate

CAS10124-27-3

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Identification

CAS Number
10124-27-3
UN Number
1726
PubChem CID
16211594

Physical-chemical properties

Molecular Formula
AlCl3H2O
Molar Mass
151.35 g/mol
IUPAC Name
trichloroalumane;hydrate

Chemical Identifiers

InChI
InChI=1S/Al.3ClH.H2O/h;3*1H;1H2/q+3;;;;/p-3
InChI Key
CAYKLJBSARHIDI-UHFFFAOYSA-K

Overview

Trichloroalumane hydrate (CAS 10124-27-3) is an aluminum chloride hydrate compound with strong Lewis acid properties and high reactivity with moisture. This inorganic compound represents a hydrated form of aluminum trichloride, featuring a molecular formula of AlCl3H2O and a molecular weight of 151.35 g/mol. The presence of water molecules in its crystal structure distinguishes it from anhydrous aluminum chloride, moderating its reactivity while maintaining its characteristic Lewis acid behavior. Trichloroalumane hydrate exhibits hygroscopic properties, readily absorbing atmospheric moisture, which influences both its storage requirements and handling protocols. The compound demonstrates significant chemical versatility due to its aluminum center's ability to accept electron pairs, making it valuable in various catalytic applications. Its reactivity profile requires careful handling procedures, particularly given its classification under ADR Class 8, indicating its corrosive nature. When exposed to humid conditions, the material can release hydrogen chloride vapors, necessitating appropriate ventilation and protective equipment during use. Industrial applications of trichloroalumane hydrate span multiple sectors, including its use as a catalyst in organic synthesis reactions, particularly in Friedel-Crafts acylations and alkylations. The compound also finds application in water treatment processes as a coagulant and in the production of other aluminum-based chemicals. Unlike related compounds such as benzene-1,4-dicarbonyl chloride or 4-methoxybenzoyl chloride which serve primarily as acylating agents, trichloroalumane hydrate offers broader catalytic functionality across diverse chemical transformations. OYSI provides trichloroalumane hydrate to European industrial customers, ensuring reliable supply chains for technical applications requiring this specialized aluminum compound.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number1726
ADR Class8
Packing Group
Tunnel Code
Proper Shipping NameAluminiumchlorid-Monohydrat, fest
Marine PollutantNo

Frequently Asked Questions

What is trichloroalumane;hydrate?

Trichloroalumane;hydrate is a hydrated form of aluminum trichloride with the molecular formula AlCl3H2O and CAS number 10124-27-3. This inorganic compound has a molecular weight of 151.35 g/mol and forms when anhydrous aluminum chloride absorbs water from the atmosphere. It represents the monohydrate form of aluminum chloride, which is commonly encountered in laboratory and industrial applications due to aluminum chloride's hygroscopic nature.

What are the physicochemical properties of trichloroalumane;hydrate?

Trichloroalumane;hydrate is a white to pale yellow crystalline solid that readily absorbs moisture from air due to its hygroscopic nature. The compound is highly soluble in water, forming acidic solutions through hydrolysis reactions. It has a molecular weight of 151.35 g/mol and typically appears as deliquescent crystals. When dissolved in water, it generates heat and produces hydrochloric acid vapors, giving the solution a characteristic sharp, acidic odor.

What is trichloroalumane;hydrate used for?

Trichloroalumane;hydrate is primarily used as a Lewis acid catalyst in organic synthesis reactions, particularly in Friedel-Crafts acylation and alkylation processes. It serves as an intermediate in aluminum processing and metal treatment applications. The compound is also utilized in the production of other aluminum compounds, as a coagulant in water treatment processes, and in certain pharmaceutical synthesis pathways where aluminum-based catalysts are required.

How to handle trichloroalumane;hydrate safely?

Trichloroalumane;hydrate should be handled wearing appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or under fume hoods to avoid inhalation of vapors. Avoid contact with skin, eyes, and mucous membranes as the compound is corrosive. Use non-metallic tools when possible, as the substance can react with certain metals. Always wash hands thoroughly after handling and ensure emergency eyewash stations are accessible.

How to store trichloroalumane;hydrate correctly?

Trichloroalumane;hydrate must be stored in tightly sealed, moisture-proof containers in a cool, dry, and well-ventilated area away from incompatible materials. Keep away from strong bases, metals, and organic materials that could react violently. Store in corrosion-resistant containers, preferably made of glass or suitable plastics. Maintain storage temperature below 25°C and protect from humidity to prevent further hydration and container degradation. Ensure proper labeling and inventory management.

What to do in case of contact with trichloroalumane;hydrate?

Skin contact requires immediate removal of contaminated clothing and thorough washing with plenty of water for at least 15 minutes. For eye contact, flush immediately with clean water for 15-20 minutes and seek medical attention. If inhaled, move the person to fresh air and monitor breathing. In case of ingestion, do not induce vomiting; rinse mouth with water and seek immediate medical attention. Always consult safety data sheets and contact emergency services if symptoms persist or worsen.

How to dispose of trichloroalumane;hydrate properly?

Trichloroalumane;hydrate disposal must comply with local, national, and EU waste regulations as it contains aluminum and chloride components. The material should be neutralized carefully with appropriate alkaline solutions under controlled conditions by qualified personnel. Dispose of through licensed chemical waste disposal companies that can handle inorganic salts. Never discharge into sewers, waterways, or soil. Contact local environmental authorities for specific disposal requirements and approved waste management facilities in your region.

How to transport trichloroalumane;hydrate?

Trichloroalumane;hydrate is classified as ADR Class 8 (corrosive substances) for transportation purposes. The material must be packaged in appropriate UN-specification containers that are resistant to corrosion and moisture. Proper hazard labels and documentation are required according to dangerous goods regulations. Transport vehicles must comply with ADR requirements for corrosive materials. Ensure containers are tightly sealed and properly secured during transport to prevent spills or container damage.

Is trichloroalumane;hydrate subject to specific regulations?

Trichloroalumane;hydrate is subject to standard EU chemical regulations including REACH registration requirements and CLP classification and labeling provisions. The substance is not currently listed as a Substance of Very High Concern (SVHC) under REACH. Users must comply with workplace safety regulations and maintain appropriate safety data sheets. Industrial users may need to register usage under REACH depending on quantities handled. Always verify current regulatory status as requirements may change.

Where to buy trichloroalumane;hydrate in Europe?

Trichloroalumane;hydrate is available through OYSI, a specialized European distributor of technical chemicals serving industrial and research customers across Europe. OYSI provides quality chemical products with proper documentation, safety data sheets, and regulatory compliance support. Professional customers can contact OYSI directly for availability, technical specifications, and delivery options. Other chemical suppliers may also carry this product, but ensure they provide appropriate documentation and meet regulatory requirements for your specific application needs.

Data Sources

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