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Extractive from seven African medicinal plants.
This PhD thesis describes a phytochemical investigation of seven medicinal plants, namely, Ledebouria ovatifolia (Hyacinthaceae), Eucomis pole-evansii (Hyacinthaceae ), Lachenalia rub ida (Hyacinthaceae), Drimia ...
The application of organically modified heterogeneous catalysts in continious flow hydrogenation reactions.
No abstract available.
Security in quantum key distribution protocols.
Quantum theory forms one of the most studied theories of nature. It has inevitably led to a number of different research areas. One of the breakthroughs was the development of quantum cryptography which now forms one of ...
The discovery and characterization of antiprotozoal compounds from South African medicinal plants by a HPLC-based activity profiling technique.
A total of 507 plant extracts from 174 South African plant species, selected based on their traditional uses against parasitic diseases, mainly against malaria were screened against Plasmodium falciprum, Trypanosoma ...
Phytochemistry and bioactive natural products from Lannea alata, Lannea rivae, Lannea schimperi and Lannea schweinfurthii (anacardiaceae)
Abstract available in PDF file.
Synthesis and characterization of new gold and silver complexes based on P/N and P/S ligands : P/S ligand-stabilized gold nanoparticles.
This dissertation comprises three distinct studies, two of which concerns molecular inorganic chemistry, and one concerns inorganic materials science. Firstly, the synthesis and characterization of new dithiophosphonate ...
Imidazolium, phosphonium and pyridinium ionic liquids with flourinated anions : synthesis characterization and applications.
Four sets of ionic compounds were synthesized, each with an organic spacer between two ligands creating a dication with the bromide as the counter anion. In each of the sets of ionic compounds, the counter anion was ...
Phytochemical, elemental and biotechnological study of cryptocarya latifolia, an indigenous medicinal plant of South Africa.
Cryptocarya latifolia (Lauraceae) is an indigenous South African plant used in ethnomedicinal practices. Traditional healers in KwaZulu-Natal, South Africa are extensively using the bark of C. latifolia as a substitute for ...
Palladium complexes of (Benzoimidazol-2-ylmethyl) amine ligands : synthesis and applications as catalysts in methoxycarbonylation of olefins.
Compounds N-(1H-benzoimidazol-2-ylmethyl)-2-aniline(L1), N-(1H-benzoimidazol- 2-ylmethyl)-2-methoxyaniline (L2), N-(1H-benzoimidazol-2-ylmethyl)-2-thioaniline (L3) and N-(1H-benzoimidazol-2-ylmethyl)-2-bromoaniline (L4) ...
Bis (pyrazolyl) pyridine Cu (II) and Zn (II)complexes : syntheses, molecular structures and polymerization reactions of ε-Caprolactone and lactides.
Reactions of 2,6-bis((3,5-dimethyl-1H-pyrazol-1-ylmethyl)pyridine (L1) and 2,6-bis(3,5-dimethyl-N-pyrazolyl)pyridine (L2) ligands with Zn(II) and Cu(II), acetates and carboxylates (benzoates, 2-chlorobenzoate, & 2-bromobenzoate) ...