1,4-Bis(trimethylsilyl)benzene, CAS No. 13183-70-5

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13183-70-5

Catalog No. EBD29890

CAS 13183-70-5

Name 1,4-Bis(trimethylsilyl)benzene

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Basic Information

Synonyms: benzene,p-bis(trimethylsilyl)- p-bis(trimethylsilyl)benzene p-phenylenebis(trimethyl-silan p-phenylenebis(trimethylsilane) silane,1,4-phenylenebis*trimethyl- silane,p-phenylenebis*trimethyl- silane,p-phenylenebis[trimethyl- Metronidazolebenzoate 2-(2-Methyl-5-nitro-1H-imidazol-1-yl)ethylbenzoate 1,4-Bis(trimethylsilyl)benzene 1,4-phenylenebis(trimethylsilane) 4,1-phenylenebis(trimethylsilane) trimethyl[4-(trimethylsilyl)phenyl]silane

Molecular Formula: C12H22Si2

Molecular Weight: 222.47

MDL Number: MFCD00015592

Categories: Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > OLED and Organic Optoelectronic Precursors Synthetic Chemistry > Organic Building Blocks > Other Organic Building Blocks

Product Description:

1,4-Bis(trimethylsilyl)benzene is an organosilicon compound featuring two trimethylsilyl groups attached to a benzene ring in the para position. It serves as a versatile and crucial building block in organic synthesis, particularly in the field of materials science. Its primary and most significant application is as a precursor for the synthesis of advanced organic electronic materials. It is a key starting material for producing p-phenylene-based oligomers and polymers, which are fundamental components in organic light-emitting diodes (OLEDs), organic field-effect transistors (OFETs), and other organic semiconductor devices. The trimethylsilyl groups act as protective and activating groups, facilitating specific coupling reactions (e.g., via halogenation or cross-coupling) to construct extended π-conjugated systems essential for charge transport and light emission. While its main utility lies in materials chemistry, its well-defined structure and reactivity also make it a valuable synthon in general organic synthesis for constructing complex aromatic systems. It is a stable, crystalline solid that requires careful handling under inert conditions due to its sensitivity to moisture and protic solvents, which can lead to desilylation.

Physical Properties

Melting Point: 91-94 °C(lit.)

Boiling Point: 194 °C/742 mmHg(lit.)

Flash Point: 175 °C

Density: 0.857 g/cm3

Analytical Data

Appearance: white crystalline powder and chunks