D. Williams

发表

Drying of organic solvents: quantitative evaluation of the efficiency of several desiccants.

D. Williams, M. Lawton, D. Williams, 2010, The Journal of organic chemistry.

Aluminum triflate catalyzed tandem reactions of D-galactal: toward chiral benzopyrans, chromenes, and chromans.

D. Williams, H. H. Kinfe, A. Muller, 2014, Organic letters.

Efficient hydroalkoxylation of alkenes to generate octane-boosting ethers using recyclable metal triflates and highly active metal triflate/ Brønsted acid-assisted catalysts

M. S. Sibiya, D. Williams, P. S. V. Heerden, 2012 .

The role of the molecular formula of ZnCl2·nH2O on its catalyst activity: a systematic study of zinc chloride hydrates in the catalytic valorisation of cellulosic biomass

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2019, Catalysis Science & Technology.

Synthesis and evaluation of phosphine–N ligands in transition metal-catalysed CC bond forming reactions

D. Williams, M. Pretorius, D. Williams, 2008 .

Bubbles in solvent microextraction: the influence of intentionally introduced bubbles on extraction efficiency.

Mosotho J. George, D. Williams, L. Marjanovic, 2011, Analytical chemistry.

(1R*,5S*,6S*,7R*)-6,7-Dihydroxy-6-hydroxymethyl-2-oxabicyclo[3.2.0]heptan-3-one

D. Williams, A. Muller, A. Roodt, 2003 .

The synthesis and characterisation of carbohydrate-functionalised porphyrazines

D. Williams, G. Mbatha, D. Williams, 2011 .

FRAGMENTATION AND CLEAVAGE REACTIONS MEDIATED BY SAMARIUM IODIDE. PART 2: α- AND β-ELIMINATION REACTIONS OF C-X SUBSTRATES

D. Williams, Kevin Blann, J. Caddy, 2003 .

FRAGMENTATION AND CLEAVAGE REACTIONS MEDIATED BY SmI2. PART 1: X-Y, X-X AND C-C SUBSTRATES

D. Williams, Kevin Blann, J. Caddy, 2001 .

Chiral Cyclobutanols and CyclopentaneDimers via Samarium(II) Iodide Induced Keto-Olefin Cyclisationsof Carbohydrate-Derived Unsaturated Ketones

D. Williams, C. Holzapfel, Kevin Blann, 2009 .

Highly Functionalised Cyclobutanols by Samarium(II) Iodide Induced Radical Cyclisations of Carbohydrate-Derived Unsaturated Ketones

D. Williams, Kevin Blann, 2004 .

The Free Androgen Index is not valid for adult males

D. Williams, P. Kapoor, B. Luttrell, 1993, The Journal of Steroid Biochemistry and Molecular Biology.

Al(OTf)(3)-mediated epoxide ring-opening reactions: toward piperazine-derived physiologically active products.

D. Williams, A. Cullen, D. Williams, 2009, The Journal of organic chemistry.

Lanthanum-1,2,3-Triazole-Based 2D Coordination Polymer is an Efficient Catalyst for the Oxidation of Olefins.

D. Williams, A. Muller, Yonas Habtegiorghies Belay, 2022, Inorganic chemistry.

Highly Selective Metathesis of 1-Octene in Ionic Liquids

D. Williams, M. Ajam, A. Ranwell, 2006 .

Cellulose as a Source of Water Dispersible Renewable Film-Forming Materials

D. Williams, S. Hinkley, Jennifer M O Mason, 2015 .

Metal triflates: On the question of Lewis versus Brønsted acidity in retinyl carbocation formation

D. Williams, M. Lawton, D. Williams, 2010 .

Dissolution of Cellulose: Are Ionic Liquids Innocent or Noninnocent Solvents?

Unnikrishnan Kuzhiumparambil, D. Williams, I. Sims, 2020 .

Catalytic Valorization of Native Biomass in a Deep Eutectic Solvent: A Systematic Approach toward High-Yielding Reactions of Polysaccharides

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2020 .

Doubly renewable cellulose polymer for water-based coatings.

D. Williams, S. Hinkley, Jennifer M O Mason, 2015, ChemSusChem.

4-(3-Azaniumylpropyl)morpholin-4-ium chloride hydrogen oxalate: an unusual example of a dication with different counter-anions.

F. H. Kriel, R. Hewer, D. Williams, 2014, Acta crystallographica. Section C, Structural chemistry.

A Systematic Study of Metal Triflates in Catalytic Transformations of Glucose in Water and Methanol: Identifying the Interplay of Brønsted and Lewis Acidity.

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2019, ChemSusChem.

Acid-Catalysed Conversion of Carbohydrates into Furan-Type Molecules in Zinc Chloride Hydrate.

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2019, ChemPlusChem.

Observations on the samarium diiodide-promoted C–C fragmentation/ring expansion chemistry of some aliphatic 1,4-diketones

D. Williams, C. Holzapfel, Kevin Blann, 2001 .

Picogram-level quantification of some growth hormones in bovine urine using mixed-solvent bubble-in-drop single drop micro-extraction.

Mosotho J. George, D. Williams, L. Marjanovic, 2015, Talanta.

Platinum complexes of malonate-derived monodentate phosphines and their application in the highly chemo- and regioselective hydroformylation of styrene

M. Shaw, D. Williams, L. Kollár, 2009 .

Deprotection Techniques for Phosphine-Borane Complexes: Methods and Extraction Coefficients

D. Williams, P. Coetzee, H. Lombard, 2002 .

Aluminium triflate: a remarkable Lewis acid catalyst for the ring opening of epoxides by alcohols.

D. Williams, M. Lawton, D. Williams, 2005, Organic & biomolecular chemistry.

Directed ortho MetallationChemistry and Phosphine Synthesis: New Ligands for the Suzuki-MiyauraReaction

D. Williams, Henriëtte de Bod, T. Hughes, 2009 .

Aluminium triflate catalysed O-glycosidation: temperature-switched selective Ferrier rearrangement or direct addition with alcohols.

D. Williams, H. H. Kinfe, S. Simelane, 2012, Organic & biomolecular chemistry.

Aluminium triflate: an efficient recyclable Lewis acid catalyst for the aminolysis of epoxides

D. Williams, M. Lawton, D. Williams, 2006 .

Recyclable Pd(OAc)2/Ligand/Al(OTf)3 Catalyst for the Homogeneous Methoxycarbonylation and Hydrocarboxylation Reactions of Phenylacetylene

M. Shaw, D. Williams, T. Hughes, 2011 .

Color-Coded Ligands: Tracking the Catalyst using Highly Pigmented Porphyrazine Ligands in Biphasic Reactions

D. Williams, M. Tshivhase, 2014 .

Directed ortho Metalation Chemistry and Phosphine Synthesis: New Ligands for the Suzuki—Miyaura Reaction.

D. Williams, Henriëtte de Bod, T. Hughes, 2010 .

Highly atom efficient aluminium triflate catalysed acetal formation

D. Williams, M. Lawton, D. Williams, 2008 .

Star porphyrazines and related multimetallic macrocycles

David J. Williams, T. Baumann, A. Barrett, 1998 .

Understanding the role of the substrate and the metal triflate acidic catalyst in sugar platform biorefineries: A comprehensive systematic approach to catalytic transformations of (poly)carbohydrates in ethanol

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2020 .

Efficient tetrahydropyranyl and tetrahydrofuranyl protection/deprotection of alcohols and phenols with Al(OTf)3 as catalyst

D. Williams, M. Lawton, H. H. Kinfe, 2010 .

Efficient Tetrahydropyranyl and Tetrahydrofuranyl Protection/Deprotection of Alcohols and Phenols with Al(OTf)3 as Catalyst.

D. Williams, M. Lawton, H. H. Kinfe, 2010 .

ARYL γ-KETOESTERS AS PRECURSORS FOR γ-BUTYROLACTONE DIMERS IN SAMARIUM(II) IODIDE-MEDIATED REACTIONS

D. Williams, C. Holzapfel, Kevin Blann, 2002 .

Phosphine-Borane Complexes: in situ Deprotection and Application as Ligands in the Rh- or Pd-Catalysed Hydroformylation Reaction

D. Williams, A. Ferreira, P. D. R. Kotzé, 2011 .

Aluminum triflate as a highly active and efficient nonprotic cocatalyst in the palladium-catalyzed methoxycarbonylation reaction.

M. Shaw, D. Williams, C. Holzapfel, 2008, Angewandte Chemie.

Heck Reactions of Some Cyclic Enol Ethers: Intramolecular Trapping of Migratory Palladium

D. Williams, C. Holzapfel, 1994 .

Highly functionalised cyclobutanols via samarium(II) iodide-induced pinacol cyclisations of carbohydrate-derived 1,4-diketones.

D. Williams, Kevin Blann, J. Caddy, 2005, Carbohydrate research.

Substrate Requirements for Palladium–Aluminium Triflate Co‐catalysed Hydromethoxycarbonylation Reactions of Alkynes Bearing Oxygen Atoms

D. Williams, T. Bredenkamp, Boitumelo F Makume, 2014 .

Pd/Al(OTf)3 Catalyzed Methoxycarbonylation: On the Importance of Counterions and the Acid Source

D. Williams, T. Bredenkamp, D. Williams, 2012 .

Platinum complexes of 2-diphenylphosphinobenzaldehyde-derived P-alkene ligands and their application in the hydroformylation of styrene

M. Shaw, D. Williams, L. Kollár, 2010 .

Palladium-Catalyzed Substitution Reactions of geminal Allylic Diacetates.

D. Williams, F. R. Heerden, C. Holzapfel, 1998 .

Stereoselective Thallium-induced Ring Contraction of Glycals

D. Williams, C. Holzapfel, D. H. Braithwaite, 1999 .

Biomass Processing via Acid Catalysis

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2021 .

Efficient Synthesis of Novel N-Substituted Bulky Diphosphinoamines

W. Gabrielli, D. Williams, J. Dixon, 2007 .

Mild water-promoted selective deacetalisatison of acyclic acetals

D. Williams, M. Lawton, A. Cullen, 2010 .

Bidentate amino- and iminophosphine ligands in mono- and dinuclear gold(I) complexes: Synthesis, structures and AuCl displacement by AuC6F5

W. E. Zyl, F. H. Kriel, D. Williams, 2007 .

Heteroditopic P,N ligands in gold(I) complexes: synthesis, structure and cytotoxicity.

D. Rees, M. Meyer, F. H. Kriel, 2015, Journal of inorganic biochemistry.

Chlorido{N-[2-(diphenylphosphanyl)benzyl]-1-(pyridin-2-yl)methanamine-κP}gold(I)

F. H. Kriel, D. Williams, T. Traut, 2011, Acta crystallographica. Section E, Structure reports online.

Linear and macrocyclic water soluble polyacylhydrazones and their utilisation in coatings

D. Williams, S. Hinkley, A. Daines, 2018, Progress in Organic Coatings.

Verkade super base-catalysed transesterification of propylene carbonate with methanol to co-produce dimethyl carbonate and propylene glycol

M. S. Sibiya, D. Williams, D. Bradley G. Williams, 2009 .

Aluminum Triflate: An Efficient Recyclable Lewis Acid Catalyst for the Aminolysis of Epoxides.

D. Williams, M. Lawton, 2006 .

A facile and regioselective synthesis of trans-heterofunctionalized porphyrazine derivatives

A. Barrett, B. Hoffman, C. Stern, 1998 .

Acid-Catalyzed Conversion of Carbohydrates into Value-Added Small Molecules in Aqueous Media and Ionic Liquids.

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2018, ChemSusChem.

STEREOSELECTIVE SMI2-MEDIATED CONVERSION OF CARBOHYDRATES INTO CYCLOPENTANOLS

D. Williams, C. Holzapfel, J. J. CronjéGrové, 1996 .

One-pot SmI2-promoted transformation of carbohydrate derivatives into cyclopentanols

D. Williams, C. Holzapfel, J. J. CronjéGrové, 1996 .

Stereoselective SmI2-Mediated Conversion of Carbohydrates into Cyclopentanols.

D. Williams, C. Holzapfel, J. Grové, 1996 .

Synthesis, characterization and reactions of enantiomerically pure 'winged' spirane porphyrazines

A. Barrett, B. Hoffman, D. Williams, 2000 .

Synthesis and characterisation of severely hindered P-OR compounds

D. Williams, T. E. Netshiozwi, 2009 .

P–alkene bidentate ligands: an unusual ligand effect in Pd-catalysed Suzuki reactions

M. Shaw, D. Williams, D. Williams, 2007 .

Performance Evaluation of the Salem Unit Surfactant/Polymer Pilot

R. H. Widmyer, D. Williams, J. W. Ware, 1988 .

Synthesis, anti-microbial, toxicity and molecular docking studies of N-nitroso-N-phenylhydroxylamine (cupferron) and its derivatives.

M. A. Isa, D. Williams, A. Muller, 2021, Bioorganic & medicinal chemistry letters.

Metal triflates are tunable acidic catalysts for high yielding conversion of cellulosic biomass into ethyl levulinate

Unnikrishnan Kuzhiumparambil, D. Williams, Iurii Bodachivskyi, 2019 .

A Facile and Regioselective Synthesis of trans-Heterofunctionalized Porphyrazine Derivatives.

A. Barrett, B. Hoffman, C. Stern, 1998 .