1,3,2-Dioxaphospholan-2-amine, N,N-diethyl-4-methyl- 3440-92-4 NSC269161 Phosphoramidous acid, N,N-diethyl-, cyclic propylene ester Phosphoramidous acid, diethyl-, cyclic propylene ester WLN: T6OPOTJ BN2&2