Tetracyano-1,4-hydroquinone and tetracyano-1, 4-benzoquinone

Details Tetracyano-1,4-hydroquinone and tetracyano-1, 4-benzoquinone Tetracyano-1,4-hydroquinone and tetracyano-1, 4-benzoquinone

1990-01-31

1991-11-26

Ivy, C. Warren

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

Organic compounds

Cyclohexadiene having atoms double bonded directly at the 1-...

552309, C07C 5002, C07C 5038

Patent

active

050683675

ABSTRACT:
Processes for the preparation of tetracyano-1,4-hydroquinone and its conversion to tetracyano-1,4-benzoquinone via a disilver salt are disclosed.

REFERENCES:
patent: 3114756 (1963-12-01), Wallenfels et al.
patent: 3941811 (1976-03-01), Vighau
K. Wallenfels et al., Tetrahedron, 21 2239-2256 (1965).
Angew. Chem. 73, 142 (1961).
E. A. Braude et al., Journal of the Chemical Society (London) 1954, p. 3572.
L. Bucsis et al., Chemische Berichte, 109, 2462-2468 (1976).
O. W. Webster et al., J. Org. Chem 30, 3250 (1965).

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