(Ethoxymethylene)malononitrile (Ethoxymethylene)propanedinitrile 123-06-8 2-Cyano-3-ethoxyacrylonitrile Malononitrile, (ethoxymethylene)- NSC27792 Propanedinitrile, (ethoxymethylene)- Usaf a-9230 WLN: NCYCN & 1O2