| abstract |
WHEREIN Car represents a p-sulfonamidophenol or p-sulfonamidonapthol carrier moiety which, as a function of oxidation under alkaline conditions, releases a diffusible dye; X represents a bivalent linking group; R represents hydrogen or alkyl; J represents sulfonyl or carbonyl; M AND Q EACH REPRESENT AN INTEGER HAVING A VALUE OF 0 OR 1; Q represents hydrogen, hydroxy or an acylamino; G represents hydroxy, a salt thereof, or a hydrolyzable acyloxy group; D represents halogen, cyano, nitro, trifluoromethyl, alkyl, alkoxy, carboxy, a carboxylic acid ester, fluorosulfonyl, a SO3-phenyl radical, sulfo, a sulfamoyl radical, an alkylsulfonyl radical, a phenylsulfonyl radical or D can represent a substituent having the formula CAR-(X-(NR-Jq)m- or CAR-X-J-, provided that the CAR-(X-(NR-J)q)m- substituent on the naphthalene nucleus of Formula I is replaced by an M group or the CAR-X-J-NH- substituent on the naphthalene nucleus of Formula II is replaced by a Q group wherein Car, X, J, R, q and m are as described previously; E represents hydrogen, halogen, nitro, cyano or trifluromethyl; M represents hydrogen, carboxy, a carboxylic acid ester, sulfo, a sulfamoyl radical, a carbamoyl radical, an alkylsulfonyl radical, or a phenylsulfonyl radical; WITH THE PROVISO THAT THERE BE NO MORE THAN ONE SULFO RADICAL AND NO MORE THAN ONE CARBOXY RADICAL PRESENT IN SAID COMPOUND. Cyan azo dye-providing compounds having the formula |