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Synthesis of a pyrrolidine derivative of a carvotacetone and monoterpenes for anti-methicillin-resistant Staphylococcus aureus and anti-cryptococcal properties
(Taylor & Francis, 2022-05-03)
Monoterpene derivatives are of great biological relevance in the
pharmaceutical industry. In the present study, pyrrolidine deriva tive of a carvotacetone, 3-O-benzylcarvotacetone (1), and selected
monoterpenes ...
Isolation and detailed 1H and 13C NMR structural assignment for three trachylobanes from Psiadia punctulata (Asteraceae) grown in Africa
(Elsevier, 2022-04-01)
The first isolation of a trachylobane from an African specimen of Psiadia punctulata (Asteraceae) is presented in this paper. A complete 1H and 13C NMR spectral analysis of this compound and two other trachylobane diterpenes, ...
A new gnidiflavanone-flavonol dimer and other constituents from Gnidia apiculata
(Taylor & Francis, 2022)
A new 3,800-flavanone-flavonol dimer gnidiflavanone-flavonol (1)
and 10 known compounds (2–11), including four rare primula type flavones 2–5, were isolated from the roots of Gnidia apicu lata. Compounds 2–5 and 7 were ...
Utilization of fruit waste substrates in mushroom production and manipulation of chemical composition
(Elsevier, 2022-01)
The current study evaluated the effect of mushroom cultivation using fruit waste substrates on yield performance and antioxidant activities. The total phenolic content and the 2, 2-diphenyl-1-picrylhydrazyl (DPPH) radical ...
Optimization of biodiesel synthesis from Jatropha curcas oil using kaolin derived zeolite Na–X as a catalyst
(Royal Society of Chemistry, 2022)
Biodiesel is an alternative renewable green fuel obtainable from the reaction of plant or animal oil with a low molecular weight alcohol in the presence of a catalyst. However, the cost of its production remains high due ...
Monoaminergic system involvement in the antidepressant-like and anxiolytic-like properties of novel β-dihydroagarofuran sesquiterpene alkaloid and triterpenes isolated from Gymnosporia heterophylla aerial parts in mice
(Pergamon, 2022)
Gymnosporia heterophylla (synonym Maytenus) is widely used in folk medicine for the treatment of various illness including neurological diseases. This study presents the antidepressant-like and anxiolytic-like effects of ...
Tuning the reactivity of ruthenium (II) terpyridyl complexes using auxiliary ligands: kinetic and mechanistic studies
(Springer International Publishing, 2022)
Substitution behavior of the labile aqua ligand in four mononuclear ruthenium(II) terpyridyl complexes with different auxiliary N (pyridine) (Ru1), N^N (2,2′-bipyridyl (Ru2), 2′-(2-pyridyl)quinoline (Ru3), 2,2′-biqunoline ...
Traditional Water Purification Methods Among the Luo and Luhya Communities of Kenya
(Springer, Cham, 2022)
Since time immemorial, mankind has taken measures to produce clean drinking water with the quality of water determined organoleptically. The earliest documented literature on water treatment involved different methods like ...
Optimization of Bioethanol Production from Sweet Sorghum Stalk (Sorghum bicolor (l.) Moench) Juice Using Response Surface Method
(Science publishing group, 2022)
The use of fossil fuel as a source of energy has been unsustainable and has adverse effects to the environment. Bioethanol is a suitable alternative due to its exceptional properties. Bioethanol production can be done ...
Sub-Saharan Africa’s Way of Water Management
(Springer International Publishing, 2022)
The book addresses the situation of water and wastewater management in Africa from present angle, underpinned by selected case studies. The publication of this book will also be the start of a book series that in more ...