1H-Azepine-1-propionitrile, hexahydro- 3-(Hexahydro-1H-azepin-1-yl)propionitrile 3-(Hexamethyleneimino)propionitrile 3-Perhydroazepin-1-ylpropiononitrile 5-20-04-00037 (Beilstein Handbook Reference) 937-51-9 BRN 0110501 EINECS 213-330-7 NSC 73498 Propionitrile, 3-(hexahydro-1H-azepin-1-yl)-