A linear sesterterpene, two squalene derivatives and two peptide derivatives from Croton hieronymi.

Aerial parts of Croton hieronymi furnished in addition to a large number of plant sterols and triterpenes the C-25 analog of trans-phytol, the squalene derivatives all-trans-2,6,15,19,23-pentamethyltetracosa-2,6,10,(28),14,22,28-hexaene-11-ol and all-trans-10-methylene-2,6,10,14,18,22-pentamethyltetracosa-1,6,10,14,18,22-hexaen-3-ol, the sesquiterpenes epicubenol and T-cadinol, the acetophenone derivative xanthoxylin and the peptide derivatives aurentiamide acetate and N-benzoylphenylalanyl-N-benzoylphenylalaninate.