CAS:78704-49-1 | (4-CHLOROPHENYLETHYNYL)TRIMETHYLSILANE

Introduction of CAS:78704-49-1 | (4-CHLOROPHENYLETHYNYL)TRIMETHYLSILANE

(4-Chlorophenylethynyl)trimethylsilane, or 4-CPETMS, is a compound of the organosilicon family. It is a colorless and volatile liquid with a sweet odor and is used in a variety of applications in the scientific research field. 4-CPETMS has a wide range of properties that make it ideal for use in lab experiments, including its low toxicity and low volatility.

Specification of CAS:78704-49-1 | (4-CHLOROPHENYLETHYNYL)TRIMETHYLSILANE

Research Application of CAS:78704-49-1 | (4-CHLOROPHENYLETHYNYL)TRIMETHYLSILANE

Use in Dielectric Thin Film Deposition

Trimethylsilane-based PECVD processes, where compounds like trimethylsilane are used, have been shown to deposit dielectric thin films in standard PECVD systems. This includes the deposition of standard dielectrics such as SiO2 and low-permittivity dielectric versions of amorphous hydrogenated silicon carbide and its oxides, demonstrating the material's versatility in microelectronics and related fields (Loboda, 1999).

Reactivity in Organic Chemistry

The reactivity of trimethylsilane derivatives in organic chemistry has been extensively studied. For instance, aromatic compounds like (2,4,6-Trimethoxyphenyl)trimethylsilane show significant reactivity under specific conditions, illustrating the potential of such compounds in synthetic organic chemistry (Eaborn, Salih, & Walton, 1972).

Influence in Metalation Reactions

In metalation reactions, the presence of bulky silyl substituents such as trimethylsilane can affect the reactivity of compounds. Studies have shown that these substituents can impede neighboring groups during base attacks, influencing the reaction kinetics and outcomes in organometallic chemistry (Heiss, Marzi, Mongin, & Schlosser, 2007).

Application in Coupling Reactions

Trimethylsilane derivatives, including alkynylsilanes, have been used in coupling reactions mediated by Cu(I) salts. This has enabled novel syntheses of conjugate diynes and disubstituted ethynes, highlighting the compound's significance in advanced synthetic methodologies (Nishihara et al., 2000).

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