Bis-quinizarin compounds

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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C07C 4974

Patent

active

043138870

ABSTRACT:
Bis-quinizarin compounds are disclosed. They have the structure: ##STR1## where X is ##STR2## --CF.sub.2 --, or a bond.

REFERENCES:
patent: 1867858 (1932-07-01), Mieq
Das Anthracen and die Anthraquinone p. 540, Dr. J. Houben, 1929, Georg Thiemel Verlagl Leipzig.

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