Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1986-10-08
1987-07-28
Reamer, James H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
528125, C07C 49794
Patent
active
046833404
ABSTRACT:
Bis(benzilyloxy) compounds having the general formula ##STR1## wherein Ph is --C.sub.6 H.sub.5 and Ar is Ph, --C.sub.6 H.sub.4 Br, --C.sub.6 H.sub.4 CH.sub.3 or --C.sub.6 H.sub.4 C.sub.2 H.sub.5. These compounds can be reacted with bis(o-diamines) to form polyquinoxalines which can be converted to thermally stable compositions by non-volatile, intramolecular cyclization.
REFERENCES:
patent: 3876614 (1975-04-01), Hedberg et al.
patent: 4098825 (1978-07-01), Arnold et al.
patent: 4147728 (1979-04-01), Rabilloud et al.
patent: 4375536 (1983-03-01), Hergenrother
Arnold Fred E.
Lindley Patricia M.
Reinhardt Bruce A.
Bricker Charles E.
Reamer James H.
Singer Donald J.
The United States of America as represented by the Secretary of
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