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LC998 tert-Butyl-diphenylchlorosilane

for synthesis


Order number Packaging Quantity Price €
AC27998 Glass bottle 5 ml 16.47
AC27998 Glass bottle 25 ml 66.15


Product information
Synonyms tert-Butylchlorodiphenylsilane, tert-Butyldiphenylsilyl chloride
Hill Formula C16H19ClSi
HS Code 2931 00 99
EC number 261-282-0
Molar mass 274.86 g/mol
CAS number 58479-61-1


Chemical and physical data
Ignition temperature 480 °C
Solubility (20 °C) (decomposition)
Molar mass 274.86 g/mol
Density 1.07 g/cm3 (20 °C)
Boiling point 90 °C (0.019 hPa)
Flash point >110 °C
Refractive index 1.5675 (20 °C, 589 nm)


Safety information
R Phrase R 34-37
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 corrosive
Hazard Symbol Corrosive
Storage class 8 A Combustible substances, corrosive
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 2987 CHLOROSILANES, CORROSIVE, N.O.S., 8, II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 2987 CHLOROSILANES, CORROSIVE, N.O.S., 8, II


Assay (acidimetric) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.070 – 1.080
Identity (IR) passes test


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