Browsing by Author "Muhammed, N.O"
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Item Chemical Composition of Leaf and Fruit Essential Oils of Hoslundia opposita Vahl Grown in Nigeria(IDOSI Publications, 2010) Usman, L.A.; Zubair, M.F; Adebayo, S.A.; Oladosu, I.A; Muhammed, N.O; Akolade, J.O.Hydrodistilled leaves and fruits of Hoslundia opposite yielded 0.54% and 0.65%v/w of essentials oils. Investigation by GC and GC-MS revealed that the bulk of the oils were constituted by oxygenated monoterpenes (81.3 and 81.4% for the leaves and fruits, respectively). The principal constituents of the leaf oil were 1,8-cineole (72.3%), α-terpineol (7.2%), sabinene (4.5%), thymol (4.2) and car-3-ene (3.7%). The fruit oil had abundance of camphor (69.5%), linalool (5.4%) and limonene (2.5%).Item Chemical Composition of Leaf Essential Oil of Annona senegalensis Pers. (Annonaceae) growing in North Central Nigeria(2010) Ameen, O.M; Usman, L.A; Oganija, F.S.; Hamid, A.A.; Muhammed, N.O; Zubair, M.F.; Adebayo, S.ALeaf essential oil of Annona senegalensis Pers. obtained by hydrodistillation was analysed using GC and GC/MS. The analyses revealed the abundance of oxygenated monoterpenes (65.0%). The major constituents were citronellal (30.0%), citronellol (14.8%), geranial (17.2%), thymol (8.1%), β-caryophyllene (7.8%) and carvacrol (6.92).