87606-56-2

Einecs 289-324-3 2-[4-[(Ethyl)(2-cyanoethyl)amino]phenylazo]-5-(4-nitrophenylazo)-3-thiophenecarbonitrile 2-[[4-[(2-cyanoethyl)ethylamino]phenyl]azo]-5-[(4-nitrophenyl)azo]thiophene-3-carbonitrile 3-Thiophenecarbonitrile,2-[[4-[(2-cyanoethyl)ethylamino]phenyl]azo]-5-[(4-nitrophenyl)azo]- 2-[p-[N-(2-Cyanoethyl)-N-ethylamino]phenylazo]-5-(p-nitrophenylazo)-3-thiophenecarbonitrile 2-[[4-[(2-cyanoethyl) ethylamino]phenyl]azo]-5-[(4-nitrophenyl)azo]-3-Thiophenecarbonitrile