Steroidal constituents from mature wheat straw

From the neutral fraction of the acetone extract of mature wheat straw (Triticum aestivum) two new steroid ketones: (24R)-14α-methyl-5α-ergostan-3-one and 14α-methyl-5α-cholestan-3-one and two new tetracyclic triterpenoids: cycloart-5-ene-3β,25-diol and cycloart-3β,25-diol together with the known compounds: cholesterol, ergosterol, campesterol, stigmasterol, sitosterol, spinasterol and stigmastanol were identified.