Patent ID: 6221574
Filing Date: 2001-04-24
Classification: C07D,C09B,G03C

Abstract:
A color photographic silver halide material which comprises at least one photosensitive silver halide emulsion, and a cyanine dye of the formula (I) ##STR33##in whichR.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 mutually independently denote a substituent, providing at least one of the residues R.sup.1, R.sup.2, R.sup.3 denotes an indolyl substituent,X denotes O, S, Se, NR.sup.9, CH.dbd.CH or C(CH.sub.3).sub.2, wherein R.sup.9 denotes a optionally substituted alkyl residue,R.sup.7 and R.sup.8 and mutually independently denote alkyl, sulfoalkyl, carboxyalkyl, --(CH.sub.2).sub.1 --SO.sub.2 --Y--SO.sub.2 -alkyl, --(CH.sub.2).sub.1 --SO.sub.2 --Y--CO-alkyl, --(CH.sub.2).sub.1 --CO--Y--SO.sub.2 -alkyl, --(CH.sub.2).sub.1 --CO--Y--O-alkyl or --(CH.sub.2).sub.1 --NH--SO.sub.3.sup..crclbar., --(CH.sub.2).sub.1 --N(alkyl)-SO.sub.3.sup..crclbar., or --(CH.sub.2).sub.1 --N(aryl)-SO.sub.3.sup..crclbar., providing that l=1 to 6 and Y means NH or N.sup.-,n means 1, 3, 5 or 7,L denotes a substituted or unsubstituted methine group, which may be a constituent of one or more carbocyclic rings, andM denotes a counterion optionally necessary to equalize charges.