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Professor Steven Langford
Steven Langford Professor of Organic Chemistry
BScHons(Syd), PhD(Syd) MRACI CChem
Room: 100C Bldg 19;
Phone: +61 3 9905 4569
Fax: +61 3 9905 4597
email: steven.langford@sci.monash.edu.au
   
 

A. Ten Career Best Publications (1991-1997)

  1. A General Synthesis of 2-Hydroxy-tetraaryl-porphyrins and their Conversion to Porphyrin-2,3-diones, P.L. Burn, M.J. Crossley, S.J. Langford, S.M. Pyke, and A. Stark, J. Chem. Soc., Chem. Comm., 1991, 21, 1567-1568.
  2. Porphyrins with Appended Phenanthroline Units: A means by which Porphyrin p-systems can be Connected to an External Redox Centre. Crossley, M.J.; Burn, P.L.; Langford, S.J.; Prashar, J.K. J. Chem. Soc., Chem. Comm., 1995, 1921-1922.
  3. Simple Molecular Machines.  Cyclical Chemically-driven Unthreading and Rethreading of a [2]Pseudorotaxane. Ballardini, R.; Balzani, V.; Credi, A.; Gandolfi, M.T.; Langford, S.J.; Menzer, S.; Prodi, L.; Stoddart, J.F.; Venturi, M.; Williams, D.W. Angew. Chem., 1996, 109(9), 1056-1059; Angew. Chem. Int. Ed. Engl., 1996, 35, 1054-1056.
  4. The Self-Assembly of a Complex with a [3]Pseudorotaxane Superstructure. Ashton, P.R.; Langford, S.J.; Menzer, S.; Spencer, N.; Stoddart, J.F.; Williams, D.W. J. Chem. Soc., Chem. Comm., 1996, 1387-1388.
  5. Towards Controllable [2]Catenanes and [2]Rotaxanes. Langford S.J.; Stoddart, J.F. In Magnetism: A Supramolecular Function, ed. O. Kahn, NATO ASI Series B, Kluwer Academic Publishers, Amsterdam, 1996, Vol. 484, 85-106.
  6. Molecular Logic. An XOR Logic Gate based on a Molecular Machine. Balzani, V.; Credi, A.; Langford S.J.; Stoddart, J.F. J. Am. Chem. Soc., 1997, 119, 2679-2681.
  7. Photoinduced Electron Transfer in Rigid Supramolecular Systems – Synthesis, Structure and Properties of a Novel Rigid Bichromophoric System Bearing a Viologen Unit. Craig, D.C.; Ghiggino, K.P.; Jolliffe, K.A.; Langford, S.J.; Paddon-Row M.N. J. Org. Chem., 1997, 62, 2381-2386.
  8. Toward Controllable Molecular Shuttles. Anelli, P.L.; Asakawa, M.; Ashton, P.R.; Bissell, R.A.; Clavier, G.; Görski, R.; Kaifer, A.; Langford, S.J.; Mattersteig, G.; Philp, D.; Spencer, N.; Stoddart, J.F.; Tolley, M.; Williams, D.J. Chem. Eur. J., 1997, 3, 1113-1135.
  9. A Convenient Synthetic Route to Rigid Donor-{Bridge}-Acceptor Systems Involving Porphyrin and Phenanthroline Annulation of Norbornylogous Bridges via 2,3-Norbornanediones. Gulyas, P.T.; Langford, S.J.; Lokan, N.R.; Ranasinghe M.G.; Paddon-Row M.N. J. Org. Chem., 1997, 62(10), 3038-3039.
  10. Molecular and Supramolecular Nanostructures and Nanomachines. Langford, S.J.; Raymo F.M.; Stoddart, J.F. In Molecular Electronics, M. Ratner, J. Jortner (eds.), Blackwell, Oxford,1997, 325-342.

B. Publications 1998 - Present

  1.  Observation of Efficient Photoinduced Electron Transfer in a Giant Rigid “U-Shaped” Tetrad Bearing Terminal Porphyrin and Viologen Units, Jolliffe, K.A.; Bell, T.D.M.; Ghiggino, K.P.; Langford S.J.; Paddon-Row, M.N. Angew. Chem. Int. Ed. Engl., 1998, 37, 915-919.
  2. Extracts", Duggan, P.J.; Langford, S.J. Chemistry in Australia., 1998, July Issue, 24.
  3. Simple Molecular-level Machines.  Interchange between different threads in pseudorotaxanes, Credi, A.; Balzani, V.; Langford, S.J.; Montalti, M.; Raymo, F.M.; Stoddart, J.F. New J. Chem., 1998, 1061-1065.
  4. Ru(II)-Polypyridine Complexes Covalently Linked to Electron Acceptors as Wires for Light-Driven Pseudorotaxane-Type Molecular Machines, Ballardini, R.; Balzani, V.; Constable, E.C.; Credi, A.; Langford, S.J.; Preece, J.; Prodi, L.; Schofield, E.; Stoddart, J.F. Chem., Euro. J., 1998, 4, 2413-2422.
  5. Design and Synthesis of Two (Pseudo)Symmetric Giant Trichromophoric Systems Containing the C60 Chromophore, Jolliffe, K.A.; Langford, S.J.; Ranasinghe, M.G.; Shephard, M.J.; Paddon-Row M.N. J. Org. Chem., 1999, 1238-1246.
  6. A New Class of Giant Tetrads for Studying Aspects of Long-Range Intramolecular Electron Transfer Processes: Synthesis and Computational Studies, Jolliffe, K.A.; Langford, S.J.; Oliver, A.M.; Shephard, M.J.; Paddon-Row M.N. Chem., Euro. J., 1999, 5, 2518-2530.
  7. Diazapyrenium-Containing Catenanes and Rotaxanes, Ashton, P.R.; Boyd, S.E.; Brindle, A.; Langford, S.J.; Menzer, S.; Pérez-García, L.;  Preece, J.A.; Raymo, F.M.; Spencer, N.; Stoddart,J. F.; White, A.P.; Williams, D.W. New J. Chem., 1999, 587-603. 
  8. An Amine/Acid Switchable [2]Catenane, Balzani, V.; Credi, A.; Langford S.J.; Stoddart, J.F. J. Am. Chem. Soc., 2000, 122, 3542-3543.
  9. Remarkable Conformational Control of Photoinduced Charge Separation and Recombination in a Giant U-Shaped Tetrad, Bell, T.D.M.; Jolliffe, K.A.; Ghiggino, K.P.; Oliver, A.M.; Shephard, M.J.; Langford, S.J.; Paddon-Row, M.N. J. Am. Chem. Soc. 2000, 122, 10661-10666.
  10. Crown Ether Appended Porphyrin Systems, Duggan, S.A.; Fallon, G.; Langford, S.J.; Lau, V.-L.; Satchell, J.F.; M.N. Paddon-Row J. Org. Chem., 2001, 66, 4419-4426.
  11. The Self-assembly of a 3-Component Complex: Solid-State structure of a 1:1:1 N,N'-Di(hydroxyethoxyethoxy)pyromellitic Diimide/Dinaphtho-18-Crown-6/Water Complex, G.D. Fallon, S.J. Langford and M.A-P. Lee Chemistry Letters 2001, 578-579.
  12. Crystal Structure of Bis(2-naphthoxy)[5,10,15,20-tetratolylporphyrinato]tin(IV), G.D. Fallon, S.J. Langford and M.A.P. Lee Acta. Cryst., 2001, E57, m564-m565.
  13. Sn(IV)Porphyrins as Phenolic Receptors, S.J. Langford, M.A-P. Lee, K.J. Macfarlane and J.A. Weigold J. Inclusion. Phenom. 2001, 41, 135-139.
  14. Synthesis and Electrochemical Studies on a Crown Ether Bearing a Naphthoquinone Acceptor, A. M. Bond, K. P. Ghiggino, C. Hogan, J. Hutchinson, S. J. Langford, E. Lygris and M. N. Paddon-Row, Aust. J. Chem. 2001, 54, 735-738.
  15. Spectroscopic and electrochemical properties of catenanes containing the 2,7-diazapyrenium unit V. Balzani, A. Credi, S.J. Langford, L. Prodi, J.F. Stoddart, M. Venturi, Supramolecular Chemistry 2001, 13, 303-311.
  16. Crystal Sructure of DB18C6.NH4PF6, G.D.Fallon, S.J. Langford, V.-L. Lau, Acta. Cryst. E, 2002, E58, o321-323.
  17. Metalloporphyrin Molecular Sieves based on Sn(IV)Porphyrin Phenolates, G. D. Fallon, M. A.-P. Lee, S. J. Langford & P.J. Nichols Organic Letters, 2002, 4, 1895-1898.
  18. Self-Assembling Mixed Porphyrin Trimers - The Use of Diaxial Sn(IV)Porphyrin Phenolates as an Organising Precept, G.D. Fallon,S.J. Langford, M.A-P. Lee, and E.Lygris Inorg. Chem. Commun. 2002, 5, 715-718.
  19. Porphyrin-based Supermolecules and Supramolecular Arrays, J. Porphyrins and Phthalocyanines 2002, 6, 748-756.
  20. Photoinduced energy and electron transfer in a giant zinc porphyrin-bridge-C60 system, T. D. M. Bell, K. P. Ghiggino, K. A. Jolliffe, M.G. Ranasinghe, S.J. Langford, M. J. Shephard, M. N. Paddon-Row, Journal of Physical Chemistry A, 2002, 106, 10079-10088.
  21. Antioxidants in Wine, S.J. Langford, G.J. Troup AIMS Digest, 2002, 10-11.
  22. Agents and Methods for the Treatment of Disorders Associated with Oxidative Stress P. Beart, S.S. Cheema, S. Cheung, S.J. Langford, K. Macfarlane and M. Mulcair, PCT Int. Appl. 2003, 58 pp. WO 2003099762, A1 20031204, Filed May 27, 2003.
  23. Agents and Methods for the Treatment of Disorders Associated with Motor Neuron Disease - Peptide nucleic acids targeting GluR3 P. Beart, S.S. Cheema, S. Cheung, S.J. Langford, R. Scott and B. Turner, PCT Int. Appl. 2003, 49 pp. WO  2003099299, A1  20031204, Filed May 27, 2003.
  24. Whiskey – An ESR and Antioxidant Study, I. Cheah, J. Kelly, S.J. Langford, G. Troup, Proceedings of the 27th Annual Condensed Matter and Materials Meeting (Wagga Wagga, Australia), 2003, pp. 20-24 (Eds J. Cashion, T. Finlayson, D. Paginin, A. Smith, G. Troup).
  25. N,N'-Bis(3-hydroxyphenyl)-1,8:4,5-naphthalenetetracarboximide DMSO disolvate, G.D. Fallon, M.A.P. Lee, S.J. Langford, Acta Cryst., Section E, 2003, E59, o328-o329.
  26. Naphthalene Diimides – A Prodigy for Molecular Devices, G. Andric, J. Boas, A.M. Bond, M.A.P. Lee, S.J. Langford, J. Pilbrow, G. Troup and C.P. Woodward, Proceedings of the 27th Annual Condensed Matter and Materials Meeting (Wagga Wagga, Australia), 2003, pp. 1-4 (Eds J. Cashion, T. Finlayson, D. Paginin, A. Smith, G. Troup).
  27. Design and application of a peptide nucleic acid sequence targeting the p75 neurotrophin receptor, I.K. Cheah, S.S. Cheema, E.C. Lopez, S.J. Langford, K. Macfarlane, S. Petratos, B. Turner Bioorg & Med. Chem. Lett, 2003, 13/14, 2377–2380.
  28. Whiskey – An ESR and Antioxidant Study, I. Cheah, J. Kelly, S.J. Langford, G. Troup AIMS Digest, 2003, 14-15.
  29. Antisense Peptide Nucleic Acid-mediated knockdown of the p75 neurotrophin receptor delays Motor Neuron Disease in Mutant SOD1 Transgenic Mice, I.K. Cheah, S.S. Cheema, E.C. Lopez, S.J. Langford, K. Macfarlane, S. Petratos, B. Turner J. Neurochem., 2003, 87, 752-763.
  30. Molecular Logic: A Half-Subtractor Based on Tetraphenylporphyrin, S.J. Langford and T. Yann, J. Am. Chem. Soc. 2003, 125, 11198-11199.
  31. Raman in vivo imaging of haemozoin within the digestive vacuole of a single Plasmodium falciparum trophozoite, B.R. Wood, S.J. Langford, B.W. Cooke, F. Glenister, J. Lim, and D. McNaughton, FEBS Lett, 2003, 554, 247-252.
  32. A Three component Metalloporphyrin Assembly, S.J. Langford and V.-L. Lau, Aust. J. Chem. 2004, 57, 29-32.
  33. Unusual Solid-State Behaviour in a Neutral [2]Catenane Bearing a Hydrolysable Component, G. D. Fallon, M. A.-P. Lee, S. J. Langford & P.J. Nichols Organic Letters, 2004, 6, 655-658.
  34. Bis-N,N-(b-alanyl)-1,4,5,8-naphthalenetetracarboxylic diimide dimethylformamide disolvate, G.D. Fallon, M.A.P. Lee, S.J. Langford, Acta Cryst., Section E, 2004, E60, o542-o543.
  35. A Simple Self-Assembled System Based on a Zinc(II)porphyrin Electron Donor and a Naphthalene Diimide Acceptor, K.P. Ghiggino,J.A. Hutchison,S.J. Langford, M.A-P. Lee, P.R. Lowenstern and T. Yann, J. Inclusion. Phenom 2004, 49(1-2), 27-32.
  36. A Six-Sided Heptaporphyrin Assembly – Towards a Nano-scaled Molecular Cube, S.J. Langford, C.P. Woodward Coll. Czech. Chem. Commun. 2004, 69, 996-1008.
  37. New Insights into the Electronic Structure of b-Hematin, B.R. Wood, S.J. Langford, B.W. Cooke, F. Glenister, J. Lim, M. Duriska, J.K. Unthank and D. McNaughton, J. Am. Chem. Soc. 2004, 126, 9233-9239.
  38. Antisense peptide nucleic acid targeting GluR3 delays disease onset and progression in the SOD1 G93A mouse model of familial ALS, A. Rembach, B.J. Turner, S. Bruce, I.K. Cheah, R.L. Scott, E.C. Lopes, C.J. Zagami, P.M. Beart, S.J. Langford, S.S. Cheema J. Neurosci. Res. 2004, 77, 573-582.
  39. Spectroscopy of Naphthalene Diimides and their Anion Radicals, G. Andric, J.F. Boas, A.M. Bond, G.D. Fallon, K.P. Ghiggino, C.F. Hogan, J.A. Hutchison, M.A.-P. Lee, S.J. Langford, J.R. Pilbrow, G.J. Troup, C.P. Woodward Aust J. Chem. 2004, 57, 1011-1019.
  40. Concept Transfer – From Genetic Instruction to Molecular Logic, I.K. Cheah, S.J. Langford, M.J. Latter Supramol. Chem. 2005, 17, 121-128.
  41.  Raman spectroscopy and imaging of whole functional cells.  D. McNaughton, J. Lim, L. Hammer, S.J. Langford, J. Collie, B.R. Wood, Proceedings of SPIE - The International Society for Optical Engineering 2005, 5651 (Biomedical Applications of Micro- and Nanoengineering II), 52-60.
  42. Novel method for in vivo hydroxyl radical measurement by microdialysis in fetal sheep brain in utero. E.B. Yan, J.K. Unthank, M. Castillo-Melendez, S.L. Miller, S.J. Langford, D.W. Walker J. Appl. Physiol. 2005, 98, 2304-2310.
  43. Synthesis And X-Ray Structure Of A Ditopic Ligand For Constructing Crown Ether-Based Metalloassemblies, S.J. Langford and V.-L. Lau, Mol. Cryst. Liq. Cryst. 2005, 440, 223-233.
  44. Synthesis and Characterisation of a bis(silyloxy)tin(IV) porphyrin, S.J. Langford and M.J. Latter, Inorg. Chem. Commun., 2005, 8, 920-923.
  45. 4’,4”,5’,5’-Tetranitro-2,3:11,12-dibenzo-1,4,7,10,13,16-hexaoxacyclooctadeca-2,11-diene acetonitrile solvate monohydrate M. Belousoff, S.J. Langford, V.-L. Lau, M.J. Latter, Acta Cryst., Section E, 2005, E61, 3284-3285.
  46. An EPR and antioxidant study of some brandies, G.J. Troup, M.J. Latter, I. Cheah, D.R. Hutton, J.F. Boas, S.J. Langford AIM Digest, 2005, 16, 9.
  47. Templated-Directed Assembly of a Macrocyclic Porphyrin Tetramer Using Olefin Metathesis, J. Bakker, S.J. Langford, M.J. Latter, K.A. Lee Aust J. Chem. 2005, 11, 757-761. Front Cover.
  48. A 24-Crown-8 Bearing Naphthalene and Naphthoquinone Chromophores, C. Hogan, K.P. Ghiggino, J.A. Hutchison, S.J. Langford, M.J. Latter, V. Murali, Supramol. Chem. 2005, 17, 513-519.
  49. Organogels derived from Tetranitrated Crown Ethers, S.J. Langford, M.J. Latter, V.-L. Lau, L. Martin, A. Mechler Org. Lett., 2006, 8, 1371-1373.
  50. Triaminotriazines - Photophysical Investigations of a Porphyrin-appended Triazine Receptor with a Naphthalene Diimide Guest, K.P. Ghiggino, J.A. Hutchison, S.J. Langford and M.J. Latter, J. Phys. Org. Chem. 2006, Accepted Dec. 2005.
  51. Porphyrin-Based Molecular Devices, S.J. Langford and M.J. Latter, Solid-State Phenomena, 2006, In Press, accepted Sept. 2005.
  52. Optimisation of Reaction Conditions for Preparing Carboxymethyl Cellulose from Sago Waste, V. Pushpamalar, S.J. Langford, M. Ahmad, Y.Y. Lim Carbohydrate Polymers 2006, In Press, accepted Nov. 2005.
  53. A Porphyrin-Naphthalene Diimide Complex Exhibiting Microsecond Charge-Separation in Non-Polar Solvents, K.P. Ghiggino, J.A. Hutchison, P. Jensen, S.J. Langford, M.J. Latter, M.A.-P. Lee, M. Takezaki Aust J. Chem. 2006, Accepted. Highlight as Research Front
  54. Chemistry, The Central Science – A Broad Perspective, T.L. Brown, H.E. LeMay, B.E. Bursten, S.J Langford, D. Sagatys, N. Duffy, Pearson Ed., 2006, ca. 1070 pages – Release August 2006.

C. Invited Presentations 2000 - Present

  • "Crown Ether-Based Multichromophoric Systems," School Colloquia, The University of Melbourne, February 2000.
  • "A Modular Approach to Photosynthetic Mimics," International Symposium on Macrocyclic Chemistry, Fukuoka, Japan, July 2001.
  • "Sn(IV)Porphyrin Phenolates as an Organising Precept," International Symposium on Macrocyclic Chemistry, Salt Lake City, Utah, USA, July 2002.
  • "Porphyrin-Based Supermolecules and Supramolecular Arrays - From Light Harvesters to Molecular Logic," International Symposium on Macrocyclic Chemistry, Gdansk, Poland, July 2003.
  • "Assemblies and Arrays Based on Porphyrins and Crown Ethers," Calix2003, Vancouver, Canada, August 2003.
  • "Concept Transfers from Materials to Medicine....Naturally!" School Colloquia,
    • University of Western Australia, April 2004.
    • Flinders University of South Australia, May 2004.
    • Deakin University, March 2004.
    • University of New England, May 2004.
    • James Cook University, May 2004.
    • University of NSW, June 2004.
  • "Peptide Nucleic Acids as a Tool in Gene Switching," Norma Stoddart Symposium, UCLA, California, June 2004.
  • "Porphyrin-Based Supermolecules and Supramolecular Arrays," 20th RACI Organic Division Conference, Cairns, July 2004.
  • "Molecular Device Components Based on Porphyrins and Peptide Nucleic Acids," International Symposium on Supramolecular Chemistry XIII, Notre Dame, USA, July 2004.
  • "Porphyrin-Based Supermolecules and Supramolecular Arrays - From Light Harvesters to Molecular Logic," ChinaNANO 2005, Beijing, China, June 2005.
  • "Porphyrin-based Supermolecules and Supramolecular arrays - From Energy Transduction to Molecular Logic," International Conference on Photochemistry, Cairns, July 2005.
  • “Metalloporphyrin Assemblies and Arrays" International Conference on Porphyrins and Phthalocyanines, July 2006.