N,N-Ethylene-N'-methylurea (CAS NO.13279-24-8) is also named as 4-20-00-00017 (Beilstein Handbook Reference) ; BRN 0108541 ; N-Methyl-1-aziridinecarboxamide ; N-Methylethyleneurea ; 1-Aziridinecarboxamide, N-methyl- .