1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane (DCTIPDS, CAS No.: 69304-37-6) is a chlorine-containing organosilicon compound with the molecular formula C12H28Cl2OSi2. Due to its unique molecular structure and chemical properties, it is widely used in organosilicon chemistry, material science and catalyst development. The following are the main uses of this compound and its related applications.

 

1. Intermediates in organosilicon chemistry

 

1.1 Synthesis of silicon-based compounds

 

As a key intermediate, it is used to prepare various siloxanes, silanes and other silicon-based compounds.

Its two active chlorine atoms can react with a variety of compounds containing hydroxyl, amine or carboxyl groups to generate target organosilicon products through substitution reactions.

 

1.2 Application of protecting groups

 

In organic synthesis, DCTIPDS can be used as a protecting group to temporarily protect hydroxyl or amine groups, thereby improving the selectivity and yield of chemical reactions.

Its chlorine atoms react with active groups to form a stable protective structure, which can be removed under mild conditions after the reaction is completed.

 

2. Preparation of high-performance materials

 

2.1 Siloxane polymers

 

DCTIPDS is an important raw material for the preparation of siloxane polymers with specific structures.

During the siloxane polymerization process, its chlorine groups can react with water or other active silicon compounds to form linear or cross-linked siloxane networks.

 

2.2 Functionalized silicon materials

 

By reacting with functional reagents, DCTIPDS can be used to introduce a variety of functional groups to prepare silicon-based materials with special properties, such as hydrophobic coatings, adhesives and sealants.

 

3. Catalysts and surface modifiers

 

3.1 Catalyst modification

 

DCTIPDS can be used to modify the catalyst surface and improve the stability and selectivity of the catalyst by reacting with the active groups in the catalyst carrier.

It is often used in the design of siloxane or silane catalysts, especially in the synthesis of olefin polymerization and organosilicon polymers.

 

3.2 Surface modifier

 

It is used for hydrophobic or lipophilic modification of material surfaces.

It can introduce tetraisopropylsiloxane groups by reacting with the hydroxyl groups on the surface of the material, thereby changing the surface energy of the material and improving its anti-fouling, waterproof or lubricating properties.

 

4. Reagents in special chemical reactions

 

4.1 Crosslinking agent

 

DCTIPDS can be used as a crosslinking agent in the preparation of polymer materials such as silicone rubber and silicone resin.

Its chlorine groups can react with other silicon compounds to form a crosslinked network, giving the material higher mechanical properties and thermal stability.

 

4.2 Coupling agent

 

It is used to connect organic and inorganic materials together to enhance the interfacial bonding of composite materials.

In the surface modification of glass fiber, ceramic or metal, DCTIPDS can improve the compatibility of the substrate with organic coatings or adhesives.

 

5. Fine Chemicals and Pharmaceuticals

 

5.1 Synthesis of Fine Chemicals

 

DCTIPDS is used as a reactive reagent or structure regulator in the synthesis of fine chemicals.

It has important application value, especially in the research and development of high-end organosilicon compounds and customized chemicals.

 

5.2 Pharmaceutical Intermediates

 

In certain pharmaceutical chemical reactions, it is used to synthesize silicon-based pharmaceutical intermediates or active compounds.

By adjusting its reaction conditions and functionalization reactions, drug molecules with specific structures can be prepared.

 

6. Environmental Protection and Energy

 

6.1 Green Chemical Reagents

 

DCTIPDS has relatively stable chemical properties, and its by-products are easy to handle, making it suitable for green chemical systems.

In certain reactions, it can replace traditional polluting reagents and reduce environmental burden.

 

6.2 Energy Material Modification

 

It is used for surface functionalization of new energy materials to improve the durability and stability of lithium battery separators and solar cell coatings.

 

7. Safety and Storage

 

7.1 Chemical Stability

 

DCTIPDS is relatively stable to heat and oxidants, but sensitive to moisture. It may release hydrogen chloride gas when reacting with water.

 

7.2 Storage Conditions

 

Store in a dry, cool, ventilated place, avoid moisture and contact with strong acidic or alkaline substances.

 

7.3 Safe Operation

 

Wear protective equipment during operation to avoid inhalation of vapor or direct contact with the skin. Any leak should be handled and ventilated in time.

 

Summary

 

1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane (CAS No.: 69304-37-6) plays an important role in the fields of organosilicon chemistry, high-performance materials, catalyst design and fine chemicals due to its unique structure and active chlorine groups. In the future, with the continuous development of silicon chemistry and functional materials, the application prospects of DCTIPDS will be more extensive, providing more support for green chemistry and high-end materials industries.

 

Daken Chemical Limited is one of main manufacturers of 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane in China, with high quality and competitive price, our product is popular in silicone rubber industry. If you have interests in our product, please feel free to reach out to our sales representative Ms. Ellen Zhao, email: ellen.zhao@dakenchem.com