Tetramethylsilane

Si(CH₃)₄

IUPAC: Tetramethylsilane

CAS: 75-76-3

Visão geral

TMS is the universal internal reference standard for NMR spectroscopy, defining the zero point on the chemical shift scale.

Composição

Elemento Símbolo Átomos Massa atômica
Hydrogen H 12 1,0080
Carbon C 4 12,0110
Silicon Si 1 28,0850

Composição elemental

H
13,7%
C
54,5%
Si
31,8%

Usos

  • NMR reference standard
  • Chemical vapor deposition precursor

Curiosidades

  • Every NMR spectrum in chemistry uses TMS as the zero reference point

Segurança

  • ⚠ Extremely flammable
  • ⚠ Irritant

Structure

SMILES

C[Si](C)(C)C

Propriedades

Tipo
organic
Estado
liquid
Massa molar
88,22 g/mol
Densidade
0,6480 g/cm³
Ponto de fusão
-99,1 °C
Ponto de ebulição
26,3 °C
Solubilidade
insoluble

Molecular Descriptors

Exact Mass
88,0708
TPSA
0,0 Ų
H-Bond Donors
0
H-Bond Acceptors
0
Rotatable Bonds
0
Heavy Atoms
5
Complexity
19,0

Frequently Asked Questions

What is Tetramethylsilane?
Tetramethylsilane (Si(CH₃)₄) is a organic compound with the IUPAC name Tetramethylsilane.
What is the molecular weight of Tetramethylsilane?
Tetramethylsilane has a molar mass of 88.22 g/mol.
What state is Tetramethylsilane at room temperature?
Tetramethylsilane is a liquid at room temperature.
Is Tetramethylsilane organic or inorganic?
Tetramethylsilane is classified as an organic compound.
What elements make up Tetramethylsilane?
Tetramethylsilane (Si(CH₃)₄) is composed of Hydrogen (H), Carbon (C), Silicon (Si).