C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/20 (2006.01) C07F 7/18 (2006.01)
Patent
CA 2674253
The invention relates to a process for preparing organosilanes of the general formula I (see formula I) by reacting (haloorganyl)alkoxysilane of the formula II (see formula II) with hydrous alkali metal hydrogensulphide, sulphur and alkali metal carbonate in alcohol, wherein the molar (haloorganyl)alkoxysilane of the formula II to alkali metal hydrogensulphide ratio is between 1:0.4 and 1:0.75, and the molar alkali metal hydrogensulphide to alkali metal carbonate ratio is between 1:0.5 and 1:1.5.
Alig Alfred
Deschler Ulrich
Droege Helmut
Kiefer Ingo
Koenigstein Stefan
Evonik Degussa Gmbh
Marks & Clerk
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