Novel photographic color couplers

Details Novel photographic color couplers Novel photographic color couplers

Filed on

1976-03-29

Date issued

1980-10-28

Examiner

Schenkman, Leonard

Patent Class

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

SubClass

Organic compounds

SubSubClass

Heterocyclic carbon compounds containing a hetero ring...

Other Related Categories

C07D23100

Type

Patent

Status

active

Patent number

042308704

Description

ABSTRACT:
Novel magenta forming color couplers for use in silver halide color photography are described which correspond to the formula: ##STR1## wherein R.sub.1 represents hydrogen, alkyl or aryl; R.sub.2 represents fluoroalkyl, cyanoalkyl or phenyl; X is hydrogen or a displaceable group; Ar represents phenylene and Y represents alkyl, aryl, alkylamino, arylamino or alkylarylamino.

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