T24007

Tetramethylsilane

ACS reagent, NMR grade, ≥99.9%

• Synonym(s): TMS
• Linear Formula: Si(CH₃)₄
• CAS Number: 75-76-3
• Molecular Weight: 88.22
• Beilstein/REAXYS Number: 1696908
• EC Number: 200-899-1
• MDL number: MFCD00008274
• UNSPSC Code: 12352103
• PubChem Substance ID: 329826705
• NACRES: NA.22

Properties

• grade: ACS reagent; NMR grade
• Quality Level: 200
• vapor pressure: 11.66 psi ( 20 °C)
• assay: ≥99.9%
• form: liquid
• autoignition temp.: 842 °F
• expl. lim.: 0.34-6.3 %
• technique(s): NMR: suitable
• evapn. residue: ≤0.05%
• refractive index: n20/D 1.358 (lit.)
• bp: 26-28 °C (lit.)
• mp: −99 °C (lit.)
• density: 0.648 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: C[Si](C)(C)C
• InChI: 1S/C4H12Si/c1-5(2,3)4/h1-4H3
• InChI key: CZDYPVPMEAXLPK-UHFFFAOYSA-N

Description

Application

Tetramethylsilane can be used as:

• A precursor to synthesize α-SiC by chemical vapor deposition.
• A reactant to synthesize 1,3,5,7-tetramethyladamantane from adamantane in the presence of aluminum chloride and dichloromethane.
• A solvent for the hydroaminomethylation of 1-octene with morpholine.
• A methylating reagent for the conversion of germanium tetrachloride to tetramethylgermanium, trimethylgermanium chloride, dimethylgermanium dichloride or methylgermanium trichloride.

Safety Information

• pictograms: GHS02
• signalword: Danger
• hcodes: H224
• pcodes: P210 - P403 + P233
• Hazard Classifications: Flam. Liq. 1
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: -16.6 °F - closed cup
• flash_point_c: -27 °C - closed cup