A new iridoid glucoside, 8-O-(E)-caffeoylmussaenosidic acid (1), together with ixoside (2), was isolated from the roots of Wendlandia tinctoria. The structure of the new compound was established on the basis of detailed spectroscopic (2D NMR) and chemical analysis.
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2.
DindaB., DebnathS., ArimaS., SatoN., HarigayaY. (2004) Chemical constituents of Lasia spinosa, Mussaenda incana and Wendlandia tinctoria. Journal of Indian Chemical Society, 81, 73–76; (b) Dinda B, Debnath S, Arima S, Sato N, Harigaya Y. (2006) Iridoid glucosides from Wendlandia tinctoria. Chemical & Pharmaceutical Bulletin, 54, 1030–1033; (c) Fauvel MT, Bousquet-Melou A, Moulis C, Gleye J, Jensen SR. (1995) Iridoid glucosides from Avicennia germinans. Phytochemistry, 38, 893–894.
3.
SharmaM., GergH.S. (1996) Iridoid glycosides from Avicennia officinalis. Indian Journal of Chemistry, 35B, 459–162; (b) Takede Y, Nishimura H, Inouye H. (1975) Ixoside from leaves and twigs of Ixosa chinensis (Rubiaceae). Phytochemistry, 14, 2647–2650; (c) Nicoletti M, Chapya WA, Messana I, Galeffi C, Sperandel M, Marini-Bettolo GB. (1984) Research on African medicinal plants. VII. New iridoid glucosides from two Rubiaceae: Mussaenda arcuata Lam. and Tarenna graveolens (S. Moore) Bremek. Gazzetta Chimica Italiana, 114, 49–53.
