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Acta Amazonica

Print version ISSN 0044-5967On-line version ISSN 1809-4392

Abstract

ZOGHBI, Maria das G. B.; LIMA, Patrícia D. de D. B.; CUNHA, Maria do P. Socorro C. da  and  PINTO, Angelo da C.. PRENYLATED XANTHONES FROM Rheedia acuminata (reprinted from Acta Amazônica, 23(2/3):181-185). Acta Amaz. [online]. 1994, vol.24, n.1-2, pp.53-57. ISSN 0044-5967.  http://dx.doi.org/10.1590/1809-43921994242058.

Pyranojacareubin; 1,5-dihydroxy-6',6'-dimethyl-2H-pyran(2,,3':6,7) -6",6"-dime-thyl-2H,4H-pyran(2",3":2,3)xanthone and a new xanthone l,6-dihydroxy-5-methoxy-6',6'-dime-thyl-2H-pyran(2',3':3,2)-7-(3,3-dimethylprop-2-enyl)xanthone were isolated from the ether extract of the root bark of Rheedia acuminata together with friedelin and friedelanol.

Keywords : Guttiferae; Rheedia; Xanthones.

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