1,4-BENZENEDICARBONITRILE 1,4-Benzendikarbonitril [Czech] 1,4-Benzodinitrile 1,4-Dicyanobenzene 4-Cyanobenzonitrile 623-26-7 EINECS 210-783-2 NSC 144977 NSC 78439 Nitril kyseliny tereftalove [Czech] Tereftalodinitril [Czech] Tereftalonitril [Czech] Terephthalic acid dinitrile Terephthalodinitril [German] Terephthalodinitrile Terephthalonitrile p-Benzenedinitrile p-Dicyanobenzene p-Pdn p-Phthalodinitrile