Synonyms: Benzoicacid, 4-[2-(1-aziridinyl)-1,3,2-oxazaphospholidin-3-yl]-2-hydroxy-, methylester, P-oxide; Salicylic acid,4-[2-(1-aziridinyl)-1,3,2-oxazaphospholidin-3-yl]-, methyl ester, P-oxide(7CI); 1,3,2-Oxazaphospholidine, benzoic acid deriv.; NSC 67044