Three New Benzophenone-Xanthone Dimers from the Root of Garcinia dulcis.

…, H TOSA, T ITO, T TANAKA, S RISWAN

Index: Iinuma, Munekazu; Tosa, Hideki; Ito, Tetsuro; Tanaka, Toshiyuki; Riswan, Soedarsono Chemical and Pharmaceutical Bulletin, 1996 , vol. 44, # 9 p. 1744 - 1747

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Citation Number: 25

Abstract

Investigation of the chemical constituents of the roots of Garcinia dulcis resulted in the isolation of three new benzophenone-xanthone dimers named garciduols AC (1-3) in addition to a new xanthone, 1, 3, 6-trihydroxy-7-methoxyxanthone (4). Five known xanthones [2, 5-dihydroxy-1-methoxy-(5), 1, 4, 5-trihydroxy-(6), 1, 3, 5-trihydroxy-(7), 1, 3, 6- trihydroxy-5-methoxy-(8) and 1, 3, 6-trihydroxy-8-isoprenyl-7-methoxyxanthone (9)] were ...