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102333  Chlorotrimethylsilane
for gas chromatography

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Merck KGaA
Frankfurter Str. 250
64293 Darmstadt
Germany
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19 April 2014

loading
 
Product number Packaging Qty/Pk Quantity Price
1023330100  Glass bottle   100 ml  loading
1023330250  Glass bottle   250 ml  loading
Prices are subject to change without notice.
Product information
Synonyms Trimethylchlorosilane, Trimethylsilyl chloride, TMCS
Hill Formula C3H9ClSi
Chemical formula (CH3)3SiCl
HS Code 2931 90 90
EC number 200-900-5
Molar mass 108.64 g/mol
CAS number 75-77-4
Chemical and physical data
Ignition temperature 420 °C
Solubility (20 °C) (rigorous decomposition)
Melting point -58 °C
Molar mass 108.64 g/mol
Density 0.86 g/cm3 (20 °C)
Boiling point 57 °C (1013 hPa)
Vapor pressure 250 hPa (20 °C)
Explosion limit 1.5 - 46 %(V)
Flash point -20 °C
Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
EUH014: Reacts violently with water.
Precautionary Statement(s) P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word Danger
Hazard Pictogram(s)
Storage class 3 Flammable liquids
WGK WGK 1 slightly water endangering
Disposal 24
Liquid inorganic halides and hydrolysis-sensitive reagents can be carefully stirred dropwise into ice-cool 10% sodium hydroxide solution (Cat. No. 105587) (caution: caustic gases!); container D or E.
Safety information
R Phrase R 11-14-35-37
Highly flammable.Reacts violently with water.Causes severe burns.Irritating to respiratory system.
S Phrase S 16-26-36/37/39-45
Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger highly flammable, corrosive
Hazard Symbol
Flammable
Corrosive
Transport information
Declaration (railroad and road) ADR, RID UN 1298 Trimethylchlorsilan, 3 (8), II
Declaration (transport by sea) IMDG-Code UN 1298 TRIMETHYLCHLOROSILANE, 3 (8), II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 1298 TRIMETHYLCHLOROSILANE, 3 (8), II
Toxicological data
LD 50 oral LD50 rat 4868 mg/kg
LD 50 dermal LD50 rabbit 1530 mg/kg
Chlorotrimethylsilane, molecular structure

© Merck KGaA, Darmstadt, Germany, 2014


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