ISOLATION OF 6-EPIMONOMELITTOSIDE FROM TECOMA HEPTAPHYLLA AND ITS CONVERSION INTO MONOMELITTOSIDE
The isolation of a new iridoid glucoside, 6-epimonomelittoside, from Tecoma heptaphylla is reported.The structure and configuration were established by analysis of spectroscopic data and chemical conversion into monomelittoside. - Key Word Index: Tecoma heptaphylla; Bignoniaceae; iridoid glucoside; 6-epimonomelittoside; 13C NMR.
Bianco, A.,Passacantilli, P.,Polidori, G.,Nicoletti, M.,Alves de Lima, R.