1-AZIRIDINECARBOXAMIDE, N,N'-TETRAMETHYLENEBIS- 1-Aziridinecarboxamide, N,N'-(1,4-butanediyl)bis- 1-Aziridinecarboxamide, N,N'-1,4-butanediylbis- 4-20-00-00019 (Beilstein Handbook Reference) 6611-01-4 AI3-50838 BRN 0229777 ENT-50838 N,N'-Tetramethylenebis(1-aziridinecarboxamide) TMAC