Amino hydroxy cyclo hexenone developing agents

Details Amino hydroxy cyclo hexenone developing agents Amino hydroxy cyclo hexenone developing agents

C - Chemistry, Metallurgy

07

C

96/100, 96/67, 2

C07C 45/63 (2006.01) C07C 45/27 (2006.01) G03C 1/42 (2006.01) G03C 5/30 (2006.01) G03C 8/36 (2006.01)

Patent

CA 1181769

Abstract of the Disclosure This invention relates to amino hydroxy cyclohexenones of the formula Image wherein R1, R2, R3 and R4 each are alkyl, usually containing 1 to 20 carbon atoms. In another embodiment, the present invention is directed to the use of the above-denoted compounds as photographic silver halide develop- ing agents and to photographic processes, products and compositions employing the same.

393350

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