Benzotriazine compounds

Details Benzotriazine compounds Benzotriazine compounds

1983-09-28

1985-02-05

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C07D25308

Patent

active

044979509

ABSTRACT:
This application relates to the use of certain dihydro-benzotriazine compounds as photographic silver halide developing agents and to photographic processes, products and compositions which utilize the same. The compounds are effective developers in acid environment as well as in basic environment. Also described are novel dihydro-benzotriazine compounds.

REFERENCES:
patent: 3919214 (1975-11-01), Leverenz et al.
patent: 4067981 (1978-01-01), Sasse et al.
patent: 4239760 (1980-12-01), Sasse et al.
patent: 4260751 (1981-04-01), Treuner
Fusco et al., Instituto Lombardo (Rend. Sc.) vol. 91, pp. 963-978, (1957).
Falsig et al., Acta Chemica Scandinavica B 31, pp. 15-20, (1977).

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