CARPUSIN: A NOVEL 2-HYDROXY-2-BENZYLCOUMARANONE FROM PTEROCARPUS MARSUPIUM

Article abstract of DOI:10.1016/S0031-9422(00)86994-0

The structure of carpusin, an extractive of the heartwood of Pterocarpus marsupium, has been established as 2-benzyl-2,4',6-trihydroxy-4-methoxybenzo(b)furan-3(2H)one, on the basis of spectral evidence and its conversion to tetra-O-methylmaesopsin and 4,6,4'-trimethoxyaurone.Key Word Index - Pterocarpws marsupium; Leguminosae; heartwood; 2-hydroxy-2-benzylcoumaranone.