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LC5768 Tetramethylsilane
for the calibration of NMR spectra for NMR spectroscopy


Order number Packaging Quantity Price €
AC32768 Glass bottle 100 ml 80.55


Product information
Synonyms TMS
Hill Formula C4H12Si
Chemical formula (CH3)4Si
HS Code 2931 00 99
EC number 200-899-1
Molar mass 88.23 g/mol
Storage Store at +2°C to +8°C.
CAS number 75-76-3


Chemical and physical data
Ignition temperature 345 °C DIN 51794
Solubility 0.02 g/l (25 °C)
Melting point -95 °C
Molar mass 88.23 g/mol
Density 0.65 g/cm3 (20 °C)
pH value (H2O) not applicable
Boiling point 26 °C (1013 hPa)
Vapor pressure 750 hPa (20 °C)
Explosion limit 1.0 – 37.9 %(V)
Flash point -20 °C


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P223: Keep away from any possible contact with water, because of violent reaction and possible flash fire.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word Danger
Hazard Pictogram(s)
Storage class 3 Flammable Liquids
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 12
Extremely flammable.
S Phrase S 9-16-29-43
Keep container in a well-ventilated place.Keep away from sources of ignition – No smoking.Do not empty into drains.In case of fire, use powder extinguisher. Never use water.
Categories of danger extremely flammable
Hazard Symbol Highly flammable


Transport information
Declaration (transport by sea) IMDG-Code UN 2749 TETRAMETHYLSILANE, 3, I
Declaration (transport by air) IATA-DGR UN 2749 TETRAMETHYLSILANE, 3, I


Purity (GC) ≥ 99.7 %
Identity (IR-spectrum) conforms
Density (d 20 °C/ 4 °C) 0.6385 – 0.6400
Performance test (NMR-spectrum) conforms