2275-81-2 AI3-51253 ENT 51253 P,P-Bis(1-aziridinyl)-N-propylaminophosphine oxide P,P-Bis(1-aziridinyl)-N-propylphosphinic amide Phosphine oxide, bis(1-aziridinyl)propylamino- Phosphinic amide, P,P-bis(1-aziridinyl)-N-propyl- Propylamino-bis(1-aziridinyl)phosphine oxide