Abstract From the extract of the fruits of Solanumxanthocarpum , cycloartanol (I), cycloartenol (II), sitosterol (III), stigmasterol (IV), campesterol (V), cholesterol (VI), sitosteryl glucoside (VII), stigmasteryl glucoside (VIII), solamargine (IX), and β-solamargine (X) were identified and an isolated steroid (XI) was identical with 4α-methyl-(24 R )-ethylcholest-7-en-3β-ol synthesized from carpesterol