gnpl_a_1443087_sm9763.pdf (49.78 MB)
Rubescins I and J, further limonoid derivatives from the stem bark of Trichilia rubescens (Meliaceae)
journal contribution
posted on 2018-03-03, 09:02 authored by Armelle Tontsa Tsamo, Raduis Melong, Pierre Mkounga, Augustin Ephrem NkengfackTwo new tetranorterpenoid derivatives named rubescins I (1) and J (2), were isolated along with six known compounds including rubescin D (3), lichexanthone (4), scopoletin (5), scopoletin O-glycoside (6), β-sitosterol (7) and stigmasterol (8) from the stem bark of Trichilia rubescens (Meliaceae). The structures of the compounds were determined by means of MS, different NMR and by comparison with related data reported in the literature.