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1,2-Dimethyl-1,1,2,2-tetraphenyldisilane

CAS 1172-76-5(SiCH3(C6H5)2)2Chemical Synthesis

1,2-Dimethyl-1,1,2,2-tetraphenyldisilane (CAS: 1172-76-5) is an organosilicon compound with the linear formula (SiCH3(C6H5)2)2 and a molecular weight of 394.66 g/mol. It is utilised in advanced materials science and microelectronics. This disilane derivative serves as a precursor in chemical synthesis, particularly for organosilicon compounds and vapor deposition processes.

Synonyms
2,2-tetraphenyldisilane
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1,2-Dimethyl-1,1,2,2-tetraphenyldisilane ((SiCH3(C6H5)2)2) — chemical structure, CAS 1172-76-5; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisDisilanesMaterials ScienceMicro/NanoElectronicsOrganometallic ReagentsOrganosiliconSilicon
01 /Applications

Chemical Synthesis

This compound acts as a valuable building block in organic and organometallic synthesis, enabling the formation of complex silicon-containing molecules.

Vapor Deposition Precursor

It is employed as a precursor in Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) processes for creating thin films in microelectronics and materials science applications.

Materials Science

The unique structure of this disilane lends itself to research and development in novel materials with specific electronic or optical properties.

Micro/Nanoelectronics

Used in the fabrication of semiconductor devices and nanostructures, leveraging its properties for thin-film deposition and material modification.

02 /Properties
Molecular weight394.66
Linear formula(SiCH3(C6H5)2)2
Assay97%
Melting point140-144 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
1172-76-5
MDL number
MFCD00051536
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane used for?

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1,2-Dimethyl-1,1,2,2-tetraphenyldisilane is used as a precursor in chemical synthesis, particularly for organosilicon compounds, and in materials science and micro/nanoelectronics applications, including CVD and ALD processes.

What is the CAS number and formula for 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane?

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The CAS number is 1172-76-5 and the linear formula is (SiCH3(C6H5)2)2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.

What are the safety and handling precautions for this chemical?

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This compound is classified as an irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US). Ensure adequate ventilation. Avoid contact with skin, eyes, and clothing.

How is 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane typically packed and shipped?

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Tech Serve Solutions carefully packs and exports chemicals globally, adhering to all relevant shipping regulations to ensure safe and secure transit.

How can I request a sample or quote for 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane?

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To request a sample or obtain a quote, please contact our sales team via the website or by telephone, providing the product name and CAS number.

Need 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane in a specific grade or volume?