Process for the preparation of high-purity organosilicon disulph

Details Process for the preparation of high-purity organosilicon disulph Process for the preparation of high-purity organosilicon disulph

1998-08-10

1999-04-06

Shaver, Paul F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Cyclopentanohydrophenanthrene ring system containing

C09F 708

Patent

active

058920854

ABSTRACT:
The preparation of high-purity organosilicon disulphanes in which, in a two-stage process, elemental sulphur and an anhydrous alkali sulphide in a deficient amount is first reacted with a halogen alkylalkoxysilane, and the sulphur deficit is then made up by the addition of further alkali sulphide.

REFERENCES:
patent: 4507490 (1985-03-01), Panster et al.
patent: 5596116 (1997-01-01), Childress et al.
patent: 5663395 (1997-09-01), Gobel et al.
patent: 5663396 (1997-09-01), Musleve et al.
patent: 5770754 (1998-06-01), Schull

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