Benzazole substituted terephthalic acid monomers

Details Benzazole substituted terephthalic acid monomers Benzazole substituted terephthalic acid monomers

1987-08-13

1988-11-15

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

526257, 526260, 548224, C07D26356, C07D27766

Patent

active

047851155

ABSTRACT:
Provided are benzazole-substituted terephthalic acids of the formula ##STR1## wherein n is 1 or 2 and Q is ##STR2## wherein Z is --O-- or --S--. Also provided are methods for preparing the benzazole substituted terephthalic acid compounds.

REFERENCES:
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patent: 3551443 (1970-12-01), Duennenberger
patent: 3575996 (1971-04-01), Liechti
patent: 3661849 (1972-05-01), Culbertson
patent: 3993659 (1976-11-01), Meyer
patent: 4659360 (1987-04-01), Baum
Acheson, R. M. (1968) J. Chem. Soc. (C), pp. 1623-1629.
Young. P. (1973) J. Heterocyclic Chem, 10(3), pp. 325-332.
Tsai, F. (1986) Polymer Preprints (ACS), 27(2), pp. 221-222.

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