Patent ID: 6746525
Filing Date: 2004-06-08
Classification: C09B,C09D,Y10T

Abstract:
A compound of Formula (1) or salt thereof, comprising a disazo chromophore and an optionally substituted acyl group linked together through a â€”SO2â€”NHâ€” group:Aâ€”COâ€”NHâ€”SO2â€”Bâ€”N&boxH;Nâ€”Dâ€”N&boxH;Nâ€”Eâ€ƒâ€ƒFormula (1) wherein:A is an optionally substituted alkyl or aryl group; B and D are each independently optionally substituted phenylene or naphthylene; and E is optionally substituted naphthylene.