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LC2187 Dichlorodiethylsilane
for synthesis


Order number Packaging Quantity Price €
AC29187 Glass bottle 5 ml 21.15


Product information
Synonyms Diethyldichlorosilane
Hill Formula C4H10Cl2Si
HS Code 2931 00 99
EC number 217-005-0
Molar mass 157.11 g/mol
CAS number 1719-53-5


Chemical and physical data
Solubility (20 °C) (decomposition)
Melting point -96 °C
Molar mass 157.11 g/mol
Density 1.05 g/cm3 (20 °C)
Boiling point 128 – 130 °C (1013 hPa)
Vapor pressure 54 hPa (48 °C)
Explosion limit 1.13 %(V)
Flash point 24 °C
Refractive index 1.4307 (20 °C, 589 nm)


Safety information
R Phrase R 10-14-22-34-37
Flammable.Reacts violently with water.Harmful if swallowed.Causes burns.Irritating to respiratory system.
S Phrase S 26-36/37/39-45
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 flammable, harmful, corrosive
Hazard Symbol Corrosive
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.


Transport information
Declaration (transport by sea) IMDG-Code UN 1767 DIETHYLDICHLOROSILANE, 8 (3), II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 1767 DIETHYLDICHLOROSILANE, 8 (3), II


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.056 – 1.058
Identity (IR) passes test