Nitrophenylazo

2-[p-[N-(2-Acetoxyethyl)-N-(2-methoxyethyl)amino]phenylazo]-5-(p-nitrophenylazo)-3-thiophenecarbonitrile

3-(4-Nitrophenylazo)-4-amino-5-hydroxy-6-(3-sulfophenylazo)-2,7-naphthalenedisulfonic acid

Chromate(3-), bis6-5-chloro-2-(hydroxy-.kappa.O)-4-nitrophenylazo-.kappa.N1-5-(hydroxy-.kappa.O)-1-naphthalenesulfonato(3-)-, trisodium

4-(2,6-Dibromo-4-nitrophenylazo)-3,N-dimethyl-N-(3-phenylpropyl)aniline

Pyrimidine, 5-(m-nitrophenylazo)-2,4,6-triamino-

1-Ethyl-6-hydroxy-4-methyl-5-(2-nitrophenylazo)-2(1H)-pyridone

Poly(oxy-1,2-ethanediyl), .alpha.-2-3,6-bis(diethylamino)xanthylium-9-ylbenzoyl-.omega.-hydroxy-, 2,4-dihydro-4-2-(hydroxy-.kappa.O)-5-nitrophenylazo-.kappa.N1-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-.kappa.O32-4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phe

22CHLORO46DINITROPHENYLAZO5ETHYLAMINO4METHOXYACETANILIDE

4-(4-Nitrophenylazo)-catechol

α-(2-Methoxy-4-nitrophenylazo)-2-chloroacetoacetanilide

4-(4-Nitrophenylazo)benzoyl chloride

2,3-Dimethyl-1-(p-nitrophenylazo)-1,3-butadiene

2-NAPHTHALE,NECARBOXAMIDE?INITROPHENYLAZO-CHROMIUM