Dr Richard Wingad

2024

• Sama, F. J., Doyle, R. A., Kariuki, B. M., Pridmore, N. E., Sparkes, H. A., Wingad, R. L. and Wass, D. F. 2024. Backbone-functionalised ruthenium diphosphine complexes for catalytic upgrading of ethanol and methanol to iso-butanol †. Dalton Transactions 53(18), pp. 8005-8010. (10.1039/d4dt00561a)

2023

• Gupta, P., Drexler, H., Wingad, R., Wass, D., Baráth, E., Beweries, T. and Hering-Junghans, C. 2023. P,N-type phosphaalkene-based Ir(i) complexes: synthesis, coordination chemistry, and catalytic applications. Inorganic Chemistry Frontiers 10(8), pp. 2285-2293. (10.1039/D3QI00142C)
• Wingad, R., Birch, L., Farndon, J., Lee, J., Pellow, K. J. and Wass, D. F. 2023. Control in advanced biofuels synthesis via alcohol upgrading: catalyst selectivity to n ‐butanol, sec ‐butanol or isobutanol. ChemCatChem, article number: e202201410. (10.1002/cctc.202201410)

2021

• King, A. M., Wingad, R. L., Pridmore, N. E., Pringle, P. G. and Wass, D. F. 2021. Rhenium complexes bearing tridentate and bidentate phosphinoamine ligands in the production of biofuel alcohols via the Guerbet reaction. Organometallics 40(16), pp. 2844-2851. (10.1021/acs.organomet.1c00313)

2020

• King, A. M., Sparkes, H. A., Wingad, R. L. and Wass, D. F. 2020. Manganese diphosphine and phosphinoamine complexes are effective catalysts for the production of biofuel alcohols via the Guerbet reaction. Organometallics 39(21), pp. 3873-3878. (10.1021/acs.organomet.0c00588)

2018

• Newland, R. J., Delve, M. P., Wingad, R. L. and Mansell, S. M. 2018. Two isomers of a bis(diphenylphosphino)phosphinine, and the synthesis and reactivity of Ru arene/Cp* phosphinophosphinine complexes. New Journal of Chemistry 42(24), pp. 19625-19636. (10.1039/C8NJ03632B)

2017

• Pellow, K. J., Wingad, R. L. and Wass, D. F. 2017. Towards the upgrading of fermentation broths to advanced biofuels: a water tolerant catalyst for the conversion of ethanol to isobutanol. Catalysis Science & Technology 7(21), pp. 5128-5134. (10.1039/C7CY01553D)
• Newland, R. J., Wyatt, M. F., Wingad, R. L. and Mansell, S. M. 2017. A ruthenium(ii) bis(phosphinophosphinine) complex as a precatalyst for transfer-hydrogenation and hydrogen-borrowing reactions. Dalton Transactions 46(19), pp. 6172-6176. (10.1039/C7DT01022B)

2016

• Aitchison, H., Wingad, R. L. and Wass, D. F. 2016. Homogeneous ethanol to butanol catalysis Guerbet renewed. ACS Catalysis 6(10), pp. 7125-7132. (10.1021/acscatal.6b01883)
• Wingad, R. L., Bergström, E. J. E., Everett, M., Pellow, K. J. and Wass, D. F. 2016. Catalytic conversion of methanol/ethanol to isobutanol – a highly selective route to an advanced biofuel. Chemical Communications 52(29), pp. 5202-5204. (10.1039/C6CC01599A)

2015

• Wingad, R. L., Gates, P. J., Street, S. T. G. and Wass, D. F. 2015. Catalytic conversion of ethanol to n-butanol using ruthenium P–N ligand complexes. ACS Catalysis 5(10), pp. 5822-5826. (10.1021/acscatal.5b01327)

2013

• Stennett, T. E. et al. 2013. N,N‐diphospholylamines—A new family of ligands for highly active, chromium‐based, selective ethene oligomerisation catalysts. ChemCatChem 5(10), pp. 2946-2954. (10.1002/cctc.201300306)
• Dowson, G. R. M., Haddow, M. F., Lee, J., Wingad, R. L. and Wass, D. F. 2013. Catalytic conversion of ethanol into an advanced biofuel: Unprecedented selectivity for n-butanol. Angewandte Chemie International Edition 52(34), pp. 9005-9008. (10.1002/anie.201303723)
• Dowson, G. R. M., Haddow, M. F., Lee, J., Wingad, R. L. and Wass, D. F. 2013. Catalytic conversion of ethanol into an advanced biofuel: Unprecedented selectivity for n-butanol. Angewandte Chemie 125(34), pp. 9175-9178. (10.1002/ange.201303723)

2011

• Chotima, R. et al. 2011. Cyclopropenylidene carbene ligands in palladium catalysed coupling reactions: Carbene ligand rotation and application to the Stille reaction. Dalton Transactions 40(19), pp. 5316-5323. (10.1039/c1dt10109a)

2009

• Bedford, R. B., Dumycz, H., Haddow, M. F., Pilarski, L. T., Orpen, A. G., Pringle, P. G. and Wingad, R. L. 2009. Chiral triaryl phosphite-based palladacycles and platinacycles: Synthesis and application to asymmetric Lewis acid catalysis. Dalton Transactions(37), pp. 7796-7804. (10.1039/b907333g)
• Green, M., McMullin, C. L., Morton, G. J. P., Orpen, A. G., Wass, D. F. and Wingad, R. L. 2009. Rhodium complexes of cyclopropenylidene carbene ligands: Synthesis, structure, and hydroformylation catalysis. Organometallics 28(5), pp. 1476-1479. (10.1021/om801031a)

2008

• Baber, A., Fan, C., Norman, D. W., Orpen, A. G., Pringle, P. G. and Wingad, R. L. 2008. Oxidative dehydrogenation of tris(o-isopropylphenyl)phosphines by platinum complexes. Organometallics 27(22), pp. 5906-5910. (10.1021/om800382m)
• Daly, S., Haddow, M. F., Orpen, A. G., Rolls, G. T. A., Wass, D. F. and Wingad, R. L. 2008. Copper(I) diphosphine catalysts for C−N bond formation: Synthesis, structure, and ligand effects. Organometallics 27(13), pp. 3196-3202. (10.1021/om800139v)
• Norman, D. W. et al. 2008. Bidentates versus monodentates in asymmetric hydrogenation catalysis: Synergic effects on rate and allosteric effects on enantioselectivity. Journal of the American Chemical Society 130(21), pp. 6840-6847. (10.1021/ja800858x)

2007

• Wass, D. F., Haddow, M. F., Hey, T. W., Orpen, A. G., Russell, C. A., Wingad, R. L. and Green, M. 2007. Cyclopropenylidene carbene ligands in Palladium C-C coupling catalysis. ChemInform 38(47), article number: 42. (10.1002/chin.200747042)
• Wass, D. F., Hey, T. W., Rodriguez-Castro, J., Russell, C. A., Shishkov, I. V., Wingad, R. L. and Green, M. 2007. Cyclopropenylidene carbene ligands in palladium C−N coupling catalysis. Organometallics 26(19), pp. 4702-4703. (10.1021/om700695x)
• Wass, D. F., Haddow, M. F., Hey, T. W., Orpen, A. G., Russell, C. A., Wingad, R. L. and Green, M. 2007. Cyclopropenylidenecarbeneligands in palladium C–C coupling catalysis. Chemical Communications(26), pp. 2704-2706. (10.1039/B702827J)
• Clegg, W., Elsegood, M. R. J., Errington, R. J. and Wingad, R. L. 2007. Bis(tetra­butyl­ammonium) [mu]-oxalato-bis­[dibromidodioxidotungstate(VI)]. Acta Crystallographica Section E 63(5), pp. m1269-m1270., article number: E63. (10.1107/S1600536807017102)

2006

• Baber, R. A. et al. 2006. Chiral palladium bis(phosphite)PCP-pincer complexes via ligand C–H activation. Chemical Communications 2006(37), pp. 3880-3882. (10.1039/B609704A)
• Doherty, R., Haddow, M. F., Harrison, Z. A., Orpen, A. G., Pringle, P. G., Turner, A. and Wingad, R. L. 2006. Bulky 4-phosphacyclohexanones: diastereoselective complexations, orthometallations and unprecedented [3.1.1]metallabicycles. Dalton Transactions 2006(36), pp. 4310-4320. (10.1039/b607490a)

2005

• Baber, R. A., Collard, S., Hooper, M., Orpen, A. G., Pringle, P. G., Wilkinson, M. J. and Wingad, R. L. 2005. Bulky triarylarsines are effective ligands for palladium catalysed Heck olefination. Dalton Transactions 2005(8), pp. 1491-1498. (10.1039/b417910b)
• Clarke, M. L. et al. 2005. The electron-poor phosphines P{C6H3(CF3)2-3,5}3 and P(C6F5)3 do not mimic phosphites as ligands for hydroformylation. A comparison of the coordination chemistry of P{C6H3(CF3)2-3,5}3 and P(C6F5)3 and the unexpectedly low hydroformylation activity of their rhodium complexes. Dalton Transactions 2005(7), pp. 1294-1300. (10.1039/b418193j)
• Baber, R. A., Orpen, A. G., Pringle, P. G., Wilkinson, M. J. and Wingad, R. L. 2005. Special effects of ortho-isopropylphenyl groups. Diastereoisomerism in platinum(ii) and palladium(ii) complexes of helically chiral PAr3ligands. Dalton Transactions 2005(4), pp. 659-667. (10.1039/b416525j)

2001

• Errington, R. J., Wingad, R. L., Clegg, W. and Elsegood, M. R. J. 2001. Direct bromination of Keggin fragments to give [PW9O28Br6]3-: A polyoxotungstate with a hexabrominated face. ChemInform 32(5) (10.1002/chin.200105019)

2000

• Errington, J., Wingad, R., Clegg, W. and Elsegood, M. 2000. Direct bromination of keggin fragments to give [PW9O28Br6]3−: a polyoxotungstate with a hexabrominated face. Angewandte Chemie International Edition 39(21), pp. 3884-3886. (10.1002/1521-3773(20001103)39:21<3884::AID-ANIE3884>3.0.CO;2-M)