1-(1-Oxobutyl)aziridine 1-n-Butyrylaziridine 10431-86-4 5-20-01-00039 (Beilstein Handbook Reference) AZIRIDINE, 1-n-BUTYRYL Aziridine, 1-(1-oxobutyl)- (9CI) Aziridine, 1-butyryl- Aziridine, 1-butyryl- (8CI) BRN 1341571 Butyrylethyleneimine Butyrylethylenimine NSC 80702