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A macrocyclic ellagitannin trimer, oenotherin T(1), from Oenothera species
Shoko Taniguchi1, Yoko Imayoshi, Ryoko Yabu-uchi
1Faculty of Pharmaceutical Sciences, Okayama University, Tsushima, Okayama 700-8530, Japan.
Phytochemistry
|January 26, 2002
Abstract:
Oenotherin T(1) was isolated from leaves of Oenothera tetraptera as a major ellagitannin. Its structure, that of a macrocyclic trimer with a new acyl group, an isodehydrovaloneoyl group, was established. This compound was also produced by callus tissues induced from O. laciniata leaves.