Process for the preparation of bistriphenylsilyl chromate

Details Process for the preparation of bistriphenylsilyl chromate Process for the preparation of bistriphenylsilyl chromate

1996-08-16

1997-12-16

Nazario-Gonzalez, Porfirio

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

Organic compounds

Heavy metal containing

556 12, 556 57, 502158, C07F 1100, C07F 702

Patent

active

056987234

ABSTRACT:
Disclosed is a process for the preparation of bistriphenylsilyl chromate, wherein triphenylchlorosilane, potassium dichromate and any one selected from alkali metal oxides, alkali hydroxides and alkali metal carbonates are reacted in, as solvent, a mixture of glacial acetic acid and a hydrocarbon solvent at a certain temperature, whereby bistriphenylsilyl chromate having high purity can be obtained with high yield.

REFERENCES:
patent: 2863891 (1958-12-01), Granchelli et al.
Excerpt from Chemical Abstracts, vol. 90, p. 666, 1979, of Czechoslovakia Patent No. 175,856.
Baker et al., "Bistriphenylsilyl Chromate, Oxidation of Olefins and Use in Ethylene Polymerization" (received Apr. 29, 1969), as published Mar. 1970 in The Journal of Organic Chemistry, pp. 774-776.

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