960293-54-3Relevant academic research and scientific papers
AZO COMPOUND AND DYE POLARIZING FILM CONTAINING THE SAME
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Page/Page column 17, (2009/04/23)
Disclosed is an azo compound represented by the formula (1) or (2) below, or a salt thereof. (In the formulae, A represents a substituted phenol group or a naphthyl group having 1-3 sulfonic acid groups; X represents -N=N- or -NHCO-; R1-R4 independently represent a hydrogen atom, a lower alkyl-group or a lower alkoxyl group; m represents a number of 1-3; and n represent 0 or 1.)
