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Home › "4-(2'-halo-4'-nitrophenylazo)-2-2[2'-(C.sub.1-2 alkoxy or 2""-methoxyethoxy)ethoxycarbonylamino --N,N-di-C.sub.2-3 alkylanilines"

"4-(2'-halo-4'-nitrophenylazo)-2-2[2'-(C.sub.1-2 alkoxy or 2""-methoxyethoxy)ethoxycarbonylamino --N,N-di-C.sub.2-3 alkylanilines"

US Patent 4667023 · Granted May 19, 1987

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