1,1',1''-Phosphinylidynetris(2-methyl)aziridine 57-39-6 Aziridine, 1,1',1''-phosphinylidynetris[2-methyl- C 3172 EMT 50,003 ENT 50,003 MAPO METEPA Metapoxide Methaphoxide Methyl aphoxide N,N',N''-Tris(1-methylethylene)phosphoramide NSC54054 Phosphine oxide, tris(2-methyl-1-aziridinyl)- Phosphine oxide, tris[1-(2-methyl)aziridinyl]- WLN: T3NTJ B1 APO&- AT3NTJ B1&- AT3NTJ B1