Department of Chemistry, J. V. College, Baraut (Meerut) Manuscript received 6 May 1976, revised 15 November 1976, accepted 7 January 1977 lsohexacosane chlorobutanol, stearyl alcohol, \(\beta\)-Sitosterol, \(\varepsilon\)-Sitosterol and palmitic acid have been isolated from the leaves of Xanthium stumarium Linn. The isolation of isohexacosane and chlorobutanol have been reported for the first time from natural source.