Benzthiazole substituted diacid terphenyl monomers

Details Benzthiazole substituted diacid terphenyl monomers Benzthiazole substituted diacid terphenyl monomers

1988-07-29

1990-01-09

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

528176, 528337, C07D27766

Patent

active

048929530

ABSTRACT:
Phenylbenzthiazole-substituted p-terphenylene dicarboxylic acids of the formula ##STR1## wherein R.sub.1 is --H or ##STR2## R.sub.2 is ##STR3## R.sub.3 is ##STR4## and R.sub.4 is R.sub.2 or ##STR5##

REFERENCES:
patent: 4108835 (1978-08-01), Arnold et al.
patent: 4131748 (1978-12-01), Arnold et al.
patent: 4533692 (1985-08-01), Wolfe et al.
patent: 4533693 (1985-08-01), Wolfe et al.

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