((p-Ethoxyphenyl)azo)methylmalononitrile 1867-35-2 4-Aethoxy-phenyl-azo-methyl-malonitril [German] F 2286 MALONONITRILE, ((p-ETHOXYPHENYL)AZO)METHYL- Propanedinitrile, ((4-ethoxyphenyl)azo)methyl-