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LC3369 Chloromethyldimethylchlorosilane

for synthesis


Order number Packaging Quantity Price €
AC30369 Glass bottle 10 ml 46.8


Product information
Synonyms Chloro(chloromethyl) dimethylsilane, CMDMCS
Hill Formula C3H8Cl2Si
Chemical formula ClCH2(CH3)2SiCl
HS Code 2931 00 99
EC number 217-006-6
Molar mass 143.08 g/mol
CAS number 1719-57-9


Chemical and physical data
Ignition temperature 355 °C
Solubility (20 °C) (decomposition)
Molar mass 143.08 g/mol
Density 1.08 g/cm3 (20 °C)
Boiling point 115 °C
Explosion limit 1.4 – 51.5 %(V)
Flash point 22 °C
Refractive index 1.436 (20 °C, 589 nm)


Safety information
R Phrase R 10-14-34-37
Flammable.Reacts violently with water.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, corrosive
Hazard Symbol


Storage class 3 Flammable Liquids
WGK WGK 3 highly 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 2985 CHLOROSILANES, FLAMMABLE, CORROSIVE, N.O.S., 3 (8), II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 2985 CHLOROSILANES, FLAMMABLE, CORROSIVE, N.O.S., 3 (8), II


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.084 – 1.088
Identity (IR) passes test


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