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Prof Andreas (A) Roodt
Position   Outstanding Professor
Department   Chemistry
Address   Chemie IB 48
Email  
Telephone   +27-(0)51 4012547/
Office   C

Short CV

1. CONTACT DETAIL:

 

 

 

Tel +27-(0)51-401 2547

Tel (secretary): +27-(0)51-401 9212 [Ms Alet van Rooyen]

Fax: +27-(0)51-444 6384

  

 

Postal Address: 

Dept of Chemistry [Int Box 48]

Univ of the Free State

PO Box 339

BLOEMFONTEIN 9300

South Africa

 

Physical Address: [During renovations to Chemistry Building]

Room 221, Steyn Annex

Univ of the Free State

Nelson Mandela Drive

BLOEMFONTEIN

South Africa

 

2. QUALIFICATIONS AND RATING AS SCIENTIST:

 

PhD (Inorganic Chemistry): Univ of the Free State: 1987 (Supervisor: JG Leipoldt)

South African National Science Foundation: Rating as Researcher: B-Rated Scientist ‘Scientists enjoying considerable international recognition’

 

3. RESEARCH GROUP:

 

3.1 Post-Docs in Group:

 

  • Dr Marco Haumann [2002-2003]; Homogeneous Catalysis. [Currently: Univ of Nurnburg-Erlangen, Germany]
  • Dr Reinout Meijboom [2003-6]: Organometallic synthesis & Homogeneous Catalysis [Currently: Senior Lecturer: Univ Joburg].
  • Dr Gideon Steyl [2004-6]: Computational and Coordination Chemistry [Currently: Associate Professor: UFS].
  • Dr Fanie Muller [2004-6]: X-ray crystallography and Coordination Chemistry [Currently: Senior Lecturer: Univ Joburg].

3.2 Current Students (Estimated completion date indicated):

 

 MSc:

1. I Engelbrecht, 2009: Olefin interactions at Iridium Vaska-type complexes.

2. K vd Merwe, 2010: Diphosphonate complexes of Cobalt & Chromium [Supervisors: Prof HG Visser & Dr JA Venter]

3. J Suthiran, 2010: Rhenium(I) tricarbonyl chemistry.

4. R Koen, 2011: Tantalum Chemistry.

5. C Pretorius, 2011: Vanadium coordination chemisty.

6. L Herbst, 2011: Niobium coordination chemistry.

 

 PhD:

1. T Viljoen, 2011:   O,O and O,N ligand complexes of Hafnium.

2. M Steyn, 2011: O,O and O,N ligand complexes of Zirconium.

3. M Schutte, 2010: Rhenium(I) carbonyl chemistry.

4. L Kirsten, 2010: Vaska-type phosphite complexes of rhodium.

5. T. Hill, 2010: 'Venus Flytrap' mimicking PGM complexes with diolefins.

6. T Venter, 2010: Rhodium N,N and N,O complexes

7. A Brink, 2010: Late transition metal bioligand complexes

8. R Kotze, 2010: Rhodium and Iridium model catalytic systems

9. C. Young, 2012: Late transition metal based solid state materials.

10. T Muller, 2012: NO and CN Vaska type complexes

11. H Jonck, 2012: High oxidation PGM complexes

 

3.3 MSc Students trained:

 

1. W Purcell &) MSc, 1987, Aqueous rhenium(V) cyanide chemistry

2. JP Smit, MSc, 1992, Aqueous molybdenum(IV) and tungsten(IV) cyanide chemistry

3. MJJ van Vuuren, MSc, 1993, Aqueous vanadium chemistry; prevention air pollution: SASOL

4. S Otto, MSc, 1994, Non-aqueous organometallic platinum(II) chemistry

5. G Kemp, MSc, 1995, Non-aqueous organometallic rhodium(I) chemistry

6. C Burton, MSc, 1997, Aqueous iridium(I) porfirin chemistry

7. HP Engelbrecht, MSc, 1997, Aqueous rhenium(V) amine chemistry

8. WC du Plessis*, MSc, 1997, Organometallic rhodium(I) ferrocene chemistry: Supervisor: JC Swarts (UFS).

9. SN Mzamane, MSc, 1998, Organometallic rhodium(I) Vaska complex chemistry

10. G Steyl, MSc, 2000, Organometallic rhodium(I) ferrocene phosphine chemistry

11. T Hill, MSc, 2001, Rhodium(I) stibine/olefin/carbonyl chemistry

12. Z Sam, MSc, 2002, Aqueous platinum(II) phosphine chemistry

13. A Meij, MSc, 2002, Aqueous palladium(II) phosphine chemistry

14. M Makunya, MSc, 2004, Half-sandwich iron(II) phosphine complexes

15. I J van Rensburg, MSc, 2005, Rhodium(I) phosphite carbonyl chemistry

16. S Oosthuizen, MSc, 2005, Ruthenium olefin/ phosphine chemistry.

17. L Kirsten, MSc, 2005, Vaska- phosphite complexes of rhodium. 

18. C. Hennion, MSc, 2006, Stibine complexes of Rhodium.

19. M. Kirk, MSc, 2006, Metathesis by Grubbs type Ru complexes.

20. K. Mokheseng, MSc, 2006, Rhodium hydroformylation.

21. T Venter, MSc, 2007, Solid and Solution state study on Coin metal complexes.

22. A Brink, MSc, 2007, Rhodium carbonylation reactions.

23. B Mogudi, MSc, 2008: Cobalt olefin/carbonyl/phoshite chemistry.

24. M Schutte#, MSc, 2008: Rhenium(I) carbonyl chemistry.

25. S Monnahela, MSc, 2009: High temperature Zr and Hf chemistry.

26. T Viljoen, MSc, 2009:   O,O and O,N ligand complexes of Hafnium.

27. M Steyn, MSc, 2009: O,O and O,N ligand complexes of Zirconium.

28. C. Young, 2010: Late transition metal based solid state materials.

29. T Muller, 2010: O,O bidentate Cu complexes for oxidation

 

 *  A. Roodt NOT official supervisor: supervised ONLY X-Ray crystallography. # A Roodt: Co-supervisor

 

3.4 PhD students trained:

 

1. W Purcell &), PhD, 1990, Aqueous rhenium cyanide chemistry. Supervisor: JG Leipoldt (UOFS).

2. H Preston*, PhD, 1992, Organometallic rhodium(I) chemistry: Supervisor: SS Basson (UFS).

3. GJJ Steyn, PhD, 1995, Organometallic rhodium(I) chemistry.

4. JP Smit, PhD, 1995, Non-aqueous molybdenum and tungsten cyanide chemistry.

5. DMC Smit*, PhD, 1995, Organometallic rhodium(I) chemistry; Supervisor: SS Basson (UFS).

6. JM Botha, PhD, 1996, Aqueous rhenium(V) & technetium(V) cyanide & amine chemistry.

7. MJJ van Vuuren, PhD, 1996, Aqueous vanadium chemistry, prevention air pollution SASOL .

8. S Otto, PhD, 1999, Organometallic rhodium(I), platinum(II) & palladium(II) chemistry.

9. J Conradie*, PhD, 1999, Organometallic rhodium(I) & iridium(I) chemistry; Supervisor: JC Swarts (UFS).

10. LJ Damoense, PhD, 2000, Organometallic rhodium(I) chemistry.

11. M Datt#, PhD, 2001, Non-aqueous thiourea platinum(II) chemistry; Supervisor: C Sacht (Rhodes Univ).

12. H.P. Engelbrecht, PhD, 2001, Aqueous rhenium(V) amine/thiourea chemistry

13. H vd Westhuizen, PhD, 2004, Manganese and Ruthenium cyano/carbonyl complexes.

14. G Steyl , PhD, 2004, Organometallic rhodium(I) tropolonato & phosphine chemistry.

15. AJ Muller, PhD, 2005, Organometallic rhodium and iron chemistry.

16. A Meij, PhD, 2005, Aqueous palladium(II) phosphine chemistry.

17. G. Kemp, PhD, 2006, Rhenium(I) tricarbonyl complexes.  

18. Z Sam, PhD, 2007: Gold phosphine/thiourea/ chemistry in metal based drugs.

19. I J van Rensburg, PhD, 2009: Rhodium(I) oxine phosphite carbonyl chemistry.

20. P. Bungu&), PhD, 2010: Structural & Chemical Relationships in Metal Complexes Relevant to Homogeneous Catalysis.

21. N. Cloete, PhD, 2010: Chromium-based Olefin oligomerization.

 

&) A Roodt: Co-supervisor;  * A. Roodt: NOT official supervisor: supervised ONLY X-Ray crystallography.   #) A. Roodt:    Supervision: X-ray Crystallography and Kinetics

 

 

 

Click here for additional CV detail of Andreas Roodt on:

 

4. RESEARCH & SCIENCE MANAGEMENT

5. ORGANISING CONFERENCES

6. CONFERENCES/INVITED LECTURES/PRESENTATIONS

7. TEAMWORK & COLLABORATION

 

Area of Expertise

Reaction Mechanisms, Reaction Kinetics, Organometallic Chemistry, Coordination Chemistry, X-Ray Crystallography, Homogeneous Catalysis, Multi-Nuclear NMR, IR, UV/Vis Spectroscopy, High-Pressure in situ spectroscopy, Nuclear Medicine, Molecular Modeling

Courses Presented

All aspects of Inorganic & Coordination Chemistry; 1st year to 4th year (Honours) level; Masters and Doctorate level courses in Irorganic Chemistry

Publications (Short List)

90 PAPERS PUBLISHED PRIOR TO 2000 -- NUMBERING SCHEME OF PAPERS BELOW ACCORDING TO COMPLETE PUBLICATION LIST

 

A. REVIEWS PRIOR TO 2000

 

42. Leipoldt, J.G.; Basson, S.S.; Roodt, A. and Purcell, W.: Relevance of X-ray Structural Data to Kinetic Studies: Substitution Behaviour of Transition Metal Tetracyano Complexes Containing Oxo or Nitrido Ligands, Polyhedron Report 44 (1992) 11, 2277-2283.

 

46. Leipoldt, J.G.; Basson, S.S. and Roodt, A: Octacyano and Oxo- and Nitridotetracyano complexes of Second and Third Series Early Transition Metals, in Sykes, A.G. (ed) Advances in Inorganic Chemistry (1993) 40, 241-322.

 

B. SELECTED PUBLICATIONS SINCE 2000

 

90. Invited Review Article: Roodt, A., Abou-Hamdan, A., Engelbrecht, H.P., Merbach, A.E. Invited Review Article: Substitution Behaviour of Oxocyano- Complexes of Second and Third Series Early Transition Metals, in Sykes, A.G. (Ed), Advances in Inorganic Chemistry, 49, (1999; published 2000). pp 59-126.

 

91. Invited Review Article: Roodt, A., Steyn, G.J.J., Manipulation of Reactivity and Mechanism of Iodomethane Oxidative Addition in Carbonyl Phosphine Complexes of Rhodium(I) Containing N,S-Bidentate Ligands, in Pandalai, S.G. (Ed.), Recent Research Developments in Inorganic Chemistry, Transworld Research Network, 2, (2000) 1-23.

 

93. Sacht, C., Datt, M.S., Otto, S., Roodt, A. Synthesis, characterisation and coordination chemistry of novel chiral N,N-dialkyl-N'-menthyloxycarbonylthioures. Crystal and molecular structures of cis-(S,S)-[Pt(L)Cl(DMSO)]. (HL=N-morphonilno-N'-(+)-(1R)-menthyloxycarbonylthiourea or (N,N-diethyl-N’-benzoylthiourea), J. Chem. Soc. Dalton Trans. (2000) 4579-4586.

 

94. Johansson, M.J., Otto, S., Roodt, A., and Oskarsson, Å. Packing Effects on the Geometry of Neutral platinum(II) Complexes due to Solvate Molecules. The Structure of Transdichlorobis-(triphenylarsine)-platinum(II). Acta Cryst. (2000) B56, 226-233.

 

95. Sacht, C., Datt, M.S., Otto, S., Roodt, A. Synthesis and characterisation of chiral and achiral platinum(II) complexes for potential use as chemotherapeutic agents: Crystal and molecular structures of cis-[Pt(L1)2] and [Pt(L1)Cl(MPSO)]; (HL1=(N,N-diethyl-N’-benzoylthiourea), J. Chem. Soc. Dalton Trans., (2000) 5, 727-733.

 

96. Otto, S., Roodt, A. Five-coordination in water soluble platinum(II) complexes of 1,3,5-triaza-7-adamantane (PTA). Crystal and molecular structure of [PtI2(PTA)3].H2O. Inorg. Chem. Comms.( 2001), 4, 47 .

 

100. Invited Article: Otto, S., Mzamane, S.N., Roodt, A. Tuning rhodium(I) metal center accessability in iodomethane oxidative addition to Vaska-type complexes by interchanging tertiary phosphine for arsine and stibine. N. Winterton and G. Leigh (Eds). Legacy of Joseph Chatt, Royal Society of Chemistry: Cambridge UK, (2001) 675-683.

 

102. Otto, S., Roodt, A. Equilibrium, solid state behavior and reactions of four and five co-ordinate carbonyl stibine complexes of rhodium. Crystal Structures of trans-[Rh(Cl)(CO)(SbPh3)2], trans-[Rh(Cl)(CO)(SbPh3)3] and trans-[Rh(I)2(CH3)(CO)(SbPh3)2]. Inorg. Chim. Acta, (2002) 331, 199-207.

 

106. Otto, S., Roodt, A. and Elding, L. I. Bridge-splitting kinetics, equilibria and structures of trans-bis-cyclooctene complexes of platinum(II). Dalton Trans. (2003) 2519-2525.

 

107. Otto, S., Roodt, A. , Quantifying electronic effect of phosphine, arsine and stibine ligands by use of rhodium(I) Vaska-Type complexes. Inorg. Chim. Acta, (2003) 1-10.

 

108. Invited Review Article: Roodt, A., Otto, S., Steyl, G. Structure and solution behaviour of rhodium(I) Vaska-type complexes for correlation of steric and electronic properties of tertiary phosphine ligands. Coordination Chemistry Reviews (2003) 245, 125-142.

 

113. Comba, P, Kerscher, M, Roodt, A. Slow electron self-exchange in spite of a small inner-sphere reorganizing energy – the electron-transfer properties of a Copper complex with a tetradentate bispidine ligand. European Journal of Inorganic Chemistry (2004) 4640-4645.

 

115. Haumann, M, Meijboom, R, Moss, JR, Roodt, A. Synthesis, crystal structure and hydroformylation activity of triphenylphosphite modified cobalt catalysts. Dalton Trans. (2004) 1679 –1686.

 

124. Crous, R., Datt, M., Foster, D., Bennie, L., Steenkamp, C., Huyser, J., Kirsten, L., Steyl., Roodt, A., Rhodium hydride formation in the presence of a bulky phosphite: spectroscopic and crystallographic study. Dalton Trans., (2005) 1108-1116.

 

125. Invited Article: Engelbrecht, H.P., Jurisson, S.S., Cutler, C.S., den Drijver, L., Roodt, A. Solid state study on rhenium dimethylphosphinoethane complexes, Special Issue: Synth. React. Inorg. Met.-Org. Nano-Met. Chem. (2005) 83-90.

 

126. Meij., A.M.M., Otto, S., Roodt, A. Synthesis and characterization of palladium(II) iodo complexes containing water soluble phosphine ligands. Inorg. Chim. Acta, (2005) 1005-1011.

 

128. Invited Article: Meijboom, R., Haumann, M., Roodt, A., Damoense, L., Synthesis, spectroscopy and hydroformylation activity of sterically demanding phosphite-modified cobalt catalysts. Special Issue: Helvetica Chimica Acta, (2005) 676-693.

 

129. Invited Article: Engelbrecht, H.P., den Drijver, L., Steyl, G., Roodt, A. Solid state and theoretical structural study on trans-[ReO2(Eten)2]CF3SO3.LiCF3SO3 (Eten = N-ethyl ethylenediamine). Comptes Rendus Chimie (2005) 8, 1660-9.

 

132. Makunya, M., Meijboom, R., Muller, A.J., Roodt, A. Phosphine induced methyl migration in [CpFe(Me)(CO)2] and Crystal structures of [CpFe(PR3)(CO)(COMe)]; R=(p-tol); (p-F-Ph). J. Organomet. Chem. (2005) 690, 4159-67.

 

135. S. Otto, A. Ionescu, A. Roodt. Tertiary phosphine abstraction from a platinum(II) coordination complex with SeCN-: Crystal and molecular structures of Se=PTA and [Se=PTA-Me]I.MeOH. J. Organomet. Chem. (2005) 690, 4337-42.

 

139. Z. Sam, A. Roodt, S. Otto. Aqueous solution and solid state study of the chlorotris(1,3,5-triaza-7-phosphabicyclo[3.3.1.1,3,7]decane)-platinum(II) ion and the crystal structure of {[Pt(NCS)(PTA)3]NCS}3. 5H2O. J. Coord. Chem. (2006) 59, 1025-36.

 

143. G. Steyl, A. Roodt. Molecular and Crystallographic Study of Tropolone Type Derivatives by ab initio Hartree–Fock Calculations. S. Afr. J. Chem. (2006) 59, 21–27.

 

146. S. Otto, A. Roodt, L.I. Elding. Bridge splitting of trans-[PtCl2(C2H4)]2 by ethene using a simple combined NMR–UV/vis cell: Crystal and molecular structure of cis-[PtCl2(C2H4)2]. Inorganic Chemistry Communications, (2006) 9, 764–766.

 

151. S. Otto, A. Roodt. Reactivity studies of trans-[PtClMe(SMe2)2] towards anionic and neutral ligand substitution processes. J. Organomet. Chem. (2006) 691, 4626-4632.

   

157. A.J. Muller, R. Meijboom, A. Roodt. Crystallographic and DFT study on Vaska-type trans-[Rh(CO)Cl(PR3)2] complexes containing flexible ligands: The molecular structure of trans-[Rh(CO)Cl{P(OC6H5)3}2], J. Organomet. Chem., 691 (2006) 5794–5801.

 

159. R. Meijboom, P. Beagley, J.R. Moss, A. Roodt. Lithiated dimethylaminomethyl ferrocenes and ruthenocenes. J. Organomet. Chem. (2006) 691, 916-20.

 

163. A.C. Ferreira, R. Crous, L. Bennie, A.M.M. Meij, K. Blann, B.C.B. Bezuidenhoudt, D.A. Young, M.J. Green, A. Roodt. Borate Esters as Alternative Acid Promoters in the Palladium-Catalyzed Methoxycarbonylation of Ethylene. Angew. Chem. Int. Ed. 46 (2007), 2273-2275.  

   

164. S. Booyens, A. Roodt, O.F. Wendt. Kinetic investigation of a ruthenium metathesis catalyst. J.  Organomet. Chem. 692 (2007) 5508–5512.

 

167. J. Conradie, G.J. Lamprecht, A. Roodt, J.C. Swarts. Kinetic study of the oxidative addition reaction between methyl iodide and [Rh(FcCOCHCOCF3)-(CO)(PPh3)]: Structure of [Rh(FcCOCHCOCF3)(CO)(PPh3)(CH3)(I)]. Polyhedron 26 (2007) 5075–5087.

 

171. A. Muller, S. Otto, A. Roodt. Rapid phosphorus(III) ligand evaluation utilising potassium selenocyanate.  Dalton Trans. (2008) 650 – 657.

   

174. S. Otto, A Roodt. Solvent Induced Oxidative Addition and Phenyl Migration in trans-[RhCl(CO)(SbPh3)3]: Crystal Structure of trans-mer-[Rh(Cl)2(Ph)(SbPh3)3]. Inorganic Chemistry Communications, (2008) 11, 114-116.

  

177.  Invited Article:   A. Roodt,  J.M. Botha. Kinetic and high-pressure mechanistic investigation of the aqua substitution in the trans- aquaoxotetracyano complexes of Re(V) and Tc(V): Some implications for nuclear medicine. Metal-Based Drugs (2008). art. no. 745989.

 

180. Invited Article: G. Steyl, A. Roodt. Tropolone as neutral compound and ligand in palladium complexes, in Boeyens, J.C.A. & Ogilvie (Eds), Models, Mysteries and Magic of Molecules (Springer; 2008). pp 325-340.

 

183. G. J. S. Venter, A. Roodt and R. Meijboom.  Polymorphism in iodotris(tri-p-tolylphosphine)-silver(I).  Acta Cryst. (2009). B65, 182-8. 

 

186. B. Omondi, G. J. S. Venter, A. Roodt and R. Meijboom.  Isomorphism in monomeric 1:3 complexes of silver(I) salts with tri-p-tolylphosphine.  Acta Cryst. (2009). B65,  699-705. 

 

189. S. Otto, A. Roodt, L. I. Elding. Bridge-splitting of trans-[PtCl2(mu2-CH2 CH2)]2 by weak nucleophiles: Crystal and molecular structure of trans-[PtCl2(hapto2-CH2 CH2)(MeCN)]. Inorganic Chemistry Communications (2009), 766-8. 

 

191. G.J.S. Venter, A. Roodt, R. Meijboom. Self-assembly in tetrameric 1:1 silver(I) halide:tri-p-tolylphosphine complexes: An in-depth structural investigation. Inorg. Chim. Acta (2009), 362, 2475-9. 

 

194. H. J. van der Westhuizen, A. Roodt, R. Meijboom. Equilibrium and kinetic studies of reactions of [MnN(H2O)(CN)4]2- with monodentate ligands and the molecular structure of [MnN(NCS)(CN)4]3-. Polyhedron 29 (2010) 470–476. 

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