465-60-1 Aziridine, 1,1'-(methylphosphinylidene)bis- (9CI) Bis(1-aziridinyl)methylphosphine oxide Di(1-aziridinyl)methylphosphine oxide HC 8106 Methyl(aziridinyl)phosphine oxide NSC 512248 Phosphine oxide, bis(1-aziridinyl)methyl-