Chemical constituents from the pulps of Dimocarpus longan.

Nine compounds,such as tetracosanoic acid(1),7,8-dimethylalloxazine(2),(2S,3S,4R,10E)-2-[(2'R)-2'-hydroxylignoceroylamino]-10-octadecene-1,3,4-triol(3),uracil(4),butanedioic acid(5),adenosine(6),mannitol(7),β-sitosterol(8),and β-daucosterol(9),were isolated from the pulps of Dimocarpus longan Lour.The compounds 1~3,5 and 7 were reported from D.longan for the first time.