Trimethylsilane

Structural formula
General
Surname	Trimethylsilane
other names	Trimethylsilyl hydride
Molecular formula	C 3 H 10 Si
Brief description	colorless gas with a disgusting, sweet smell
External identifiers / databases
CAS number 993-07-7 EC number 213-603-0 ECHA InfoCard 100.012.366 PubChem 70435 Wikidata Q1102218
properties
Molar mass	74.20 g mol −1
Physical state	gaseous
density	0.635 g cm −3
Melting point	−135.89  ° C
boiling point	6.7 ° C
Vapor pressure	1.569 bar (20 ° C)
solubility	hydrolyzed in water
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 220-280 P: 210-377-381-403
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Trimethylsilane is a chemical compound from the group of organosilicon compounds .

Extraction and presentation

Trimethylsilane can be obtained by reducing chlorotrimethylsilane with a suitable reducing agent (e.g. lithium aluminum hydride ):

${\displaystyle {\ce {4 (CH3)3SiCl + LiAlH4 -> 4 (CH3)3SiH + LiCl + AlCl3}}}$

properties

Trimethylsilane is an extremely flammable colorless gas with a disgustingly sweet odor that hydrolyzes in water .

use

Trimethylsilane is used to manufacture components in the electronics and photovoltaic industries.

Related links

• Methylsilane
• Dimethylsilane
• Tetramethylsilane
• Trimethylsilyl group

Individual evidence

1. ↑ ^{a b c d e f g h i j} Entry on trimethylsilane in the GESTIS substance database of the IFA , accessed on July 14, 2014(JavaScript required) .
2. ↑ Airliquide: Trimethylsilane safety data sheet , accessed on July 21, 2019.