Azo dye compounds

Details Azo dye compounds Azo dye compounds

C - Chemistry, Metallurgy

09

B

260/163

C09B 31/02 (2006.01) C09B 35/02 (2006.01)

Patent

CA 1092099

AZO DYE COMPOUNDS Abstract of the Disclosure Dye compounds having the formula: Image wherein: R1 is H, COOH, CONH2, -HgSO2NH2, -SO2NH2 or -SO3M where M is Na+ or NH4; R2 is a lower alkoxy radical, -OCH2CONH2, or Image where each of R6 and R7 is a lower alkyl radical; R3 is H, a lower alkyl radical, a lower alkoxy radical or NO2, R4 is H or Image ; where m is 0 or 1, n is 1 when m=0 and 2 when m=1; Q is OH when m=0 and O- when m=l; and J is a metal cation such as Zn, Cd, Sn, or the like. -1-

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