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Zhishang Chemical

Pure Trimethylaluminium CAS 75-24-1

Molecular Formula: C3H9Al

Formula Weight: 72.09

Zhishang Chemical: Pure Trimethylaluminium  Supplement

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Product Name: Pure Trimethylaluminium
CAS No: 75-24-1
Purity: 99%

Basic Info

Product Name:Pure Trimethylaluminium
Other Names:Trimethylaluminum, min. 98%
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Organic Chemical Materials
Appearance:Clear Colorless Liquid
EINECS No.:200-853-0
Provide:Pure Trimethylaluminium MSDS;
Pure Trimethylaluminium COA

What is Pure Trimethylaluminium?

Trimethylaluminum is referred to as TMA. In 1865, Buckton used methylmercury and also light weight aluminum to react to obtain trimethylaluminum for the very first time. Nonetheless, up until the 1950s, the application of TMA was still restricted to the extent of the lab. For a long period of time, it was much substandard to natural magnesium as well as light weight aluminum. The research study and application of organolithium are active. In the last few years, with the growth of polyolefin research, TMA is made use of as one of the cocatalysts of typical catalysts and the beginning cocatalysts of methylaluminoxane (MAO) as well as changed methylaluminoxane (MMAO) in the synthesis of locene stimulant systems. The significance of raw materials in natural chemical sector, particularly in polymer chemical market, began to show up. At normal temperature level and also stress, trimethylaluminum is a colorless and also transparent fluid with strong sensitivity, automatically ignites airborne, and also can ignite in a split second. It can also produce eruptive disintegration responses, and create methane, and also occasionally ignite. It decays slowly at 300 ° C to create methane. It creates secure facilities with AsH3, PH3, ethers, tertiary amines as well as various other Lewis bases. It is miscible with aliphatic hydrocarbons such as hexane and also heptane, and also fragrant hydrocarbons such as toluene and also xylene in any proportion. Trimethylaluminum thinned down to less than 25% with hydrocarbon solvent sheds its self-ignitability.

Pure Trimethylaluminium Properties:

Melting point 15 °C
Boiling point 126 °C
density 0.81 g/mL at 25 °C
vapor pressure 69.3 mmHg ( 60 °C)
Fp 40 °F
storage temp. 0-6°C
solubility Soluble in aromatic, saturated aliphatic and cycloaliphatic hydrocarbons.
form Liquid
color Clear colorless
Specific Gravity0.688
Specific Gravity0.81
OdorCorrosive odor and “taste” may be detectable from trimethylaluminum fires
Water Solubility REACTS


Pure Trimethylaluminium Uses

  1. Vital uses trimethylaluminum in organic catalytic chemistry, natural synthesis as well as polymer chemistry markets.
  2.  Pure Trimethylaluminium also the drivers created with substances of change metal elements such as nickel and also cobalt can make olefins execute low-temperature polymerization. Polymerization, disproportionation, isomerization. In addition, trimethylaluminum itself can likewise be utilized to catalyze the response.
  3. Trimethylaluminum is utilized as olefin polymerization stimulant, ignition fuel, in addition to for the prep work of direct key alcohols and also olefins, etc. It can be made use of for vapor deposition of metal natural compounds.

Production Method of Trimethyl Aluminum

1. This product can be prepared by heating metal aluminum and dimethyl mercury; or by preparing trihalogenated trimethyldialuminum from metal aluminum and halomethane, and then reacting with metal sodium.
2. The EtZnX (X=Br, I) produced by the reaction of Zn, EtBr and EtI in the presence of Cu salt and catalyst is heated to convert it into diethylzinc, and it can be separated and purified by distillation. 3. The aluminum powder reacts with methyl iodide to generate methyl aluminum iodide, and reacts with potassium-sodium alloy in dry decane solution to generate trimethyl aluminum crude product. The mixture of crude trimethylaluminum and decane can be distilled under reduced pressure or normal pressure to obtain high purity.

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food Additives
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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