Bis quinoline peri acids

Details Bis quinoline peri acids Bis quinoline peri acids

1974-02-13

1976-03-16

Rollins, Alton D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260283R, 260283BZ, 260287G, C07D21550, C07D49106

Patent

active

039445534

ABSTRACT:
Preparation of a novel heterocyclic peri acid is initiated by reacting diaminodimethylbiphenyl with methyl vinyl ketone to produce tetramethyl biquinoline. The substituent methyl groups are oxidized subsequently to produce a tetraacid, or upon dehydration of the tetraacid, a dianhydride. The peri acids of this invention have the following structural formula: ##SPC1##
Where R may be either ##EQU1## or (--COOH).sub.2 and R' is

REFERENCES:
patent: 1032123 (1912-07-01), Dohrn
patent: 3697400 (1972-10-01), Pang
Baloga et al., "J. Phys. Chem." 67, pp. 964-965 (1963).
Morrison and Boyd, "Organic Chemistry," 1967, p. 383.
Fieser and Fieser, "Advanced Organic Chemistry," 1961, p. 391.

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