Xanthene compounds and photographic products and processes...

Details Xanthene compounds and photographic products and processes... Xanthene compounds and photographic products and processes...

C - Chemistry, Metallurgy

09

B

96/204, 96/26, 2

C09B 57/14 (2006.01) C09B 11/24 (2006.01) C09B 11/28 (2006.01) G03C 1/40 (2006.01) G03C 1/83 (2006.01) G03C 8/48 (2006.01)

Patent

CA 1157025

Abstract of the Disclosure In one embodiment, the present invention is concerned with novel xanthene compounds of the formula Image wherein X is Image or Image wherein R' is alkyl, Y is an electron-withdrawing group and n is 0 or 1. In another embodiment, the present invention is concerned with photographic products and processes employing these xanthene compounds.

366058

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