Author(s): Sibanda S, Nyamira C, Nicoletti M, Galeffi C
(−)-trans-2,2′-Digeranyloxy-7,7′-dimethyl-4,4′,5,5′-tetrahydroxy-9,9′-bianthrone, (−)-ochnabianthrone, was isolated from the root bark of Ochna pulchra. The circular dichroism curve and therefore the absolute configuration at 9,9′ (R,R′ or S,S′) is similar to that of (−)-sennidin A1.
Referred From: https://www.researchgate.net/publication/248225393_Ochnabianthrone_A_trans-99-bianthrone_from_Ochna_pulchra
Author(s): Beentje H
Author(s): Messanga BB, Tih RG, Sondengam BL, Martin MT, Bodo B
Author(s): Wang B, Zhang X
