of the other alkylating agents , 4-hydroperoxycylophosphamide ( sometimes used in vitro in place of cyclophosphamide ) , busulphan , dianhydrogalactitol , aziridinylbenzoquinone ( azq ) , and dacarbazine have a t0.95 of between 2 and 24 h , while ifosfamide and pentamethylmelamine are both stable in aqueous solution for greater than 7 days .
C0010583
cyclophosphamide
C0020823
ifosfamide