102126 ⎘
Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling; Disazo dyes from a coupling component "C" containing a directive hydroxyl group ortho-Hydroxy carboxylic acid amides containing acid groups, e.g. —COOH, —SOH, —POH, —OSOH, —OPOH; Salts thereof