Chris Richards

Search results

• 2022

  Application of a ferrocene-based palladacycle precatalyst to enantioselective aryl-aryl Kumada coupling

  Arthurs, R. A., Hughes, D. L. & Richards, C. J., 29 Mar 2022, In: European Journal of Inorganic Chemistry. 2022, 9, e202101077.

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  5 Citations (Scopus)

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• 2021

  Copper(I) complexes of P-stereogenic Josiphos and related ligands

  Arthurs, R. A., Dean, A. C., Hughes, D. L. & Richards, C. J., 14 May 2021, In: European Journal of Organic Chemistry. 2021, 18, p. 2719-2725 7 p.

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  2 Citations (Scopus)

  23 Downloads (Pure)

• Functionalization of [2.2]paracyclophanes via a reductive sulfanylation reaction

  Deschamps, D., Lohier, J-F., Richards, C. J., Gaumont, A-C. & Perrio, S., 1 Jan 2021, In: The Journal of Organic Chemistry. 86, 1, p. 507-514 8 p.

  Research output: Contribution to journal › Article › peer-review

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  7 Citations (Scopus)

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• Synthetic approaches to N- and 4-substituted 1,4-dihydro-3(2H)-isoquinolinone derivatives

  O’Sullivan, M. J., Hatley, R. J. D., Wellaway, C. R., Bew, S. P. & Richards, C. J., 5 Nov 2021, In: Tetrahedron. 100, 132455.

  Research output: Contribution to journal › Article › peer-review

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  1 Citation (Scopus)

  13 Downloads (Pure)
• 2020

  Planar chiral palladacycle precatalysts for asymmetric synthesis

  Arthurs, R. A., Hughes, D. L. & Richards, C. J., 28 Jul 2020, In: Organic & Biomolecular Chemistry. 18, 28, p. 5466-5472 7 p.

  Research output: Contribution to journal › Article › peer-review

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  8 Citations (Scopus)

  17 Downloads (Pure)

• Stereoselective synthesis of all possible phosferrox ligand diastereoisomers displaying three elements of chirality: Stereochemical optimization for asymmetric catalysis

  Arthurs, R. A., Hughes, D. L. & Richards, C. J., 3 Apr 2020, In: Journal of Organic Chemistry. 85, 7, p. 4838-4847 10 p.

  Research output: Contribution to journal › Article › peer-review

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  14 Citations (Scopus)

  20 Downloads (Pure)
• 2019

  Application of transmetalation to the synthesis of planar chiral and chiral-at-metal iridacycles

  Arthurs, R. A., Hughes, D. L., Horton, P. N., Coles, S. J. & Richards, C. J., 11 Mar 2019, In: Organometallics. 38, 5, p. 1099–1107 9 p.

  Research output: Contribution to journal › Article › peer-review

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  9 Citations (Scopus)

  19 Downloads (Pure)

• Ferrocenyloxazoline-derived planar chiral palladacycles: C–H activation, transmetalation, and reversal of diastereoselectivity

  Arthurs, R. A., Hughes, D. L. & Richards, C. J., 11 Nov 2019, In: Organometallics. 38, 21, p. 4271-4279 9 p.

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  9 Citations (Scopus)

  17 Downloads (Pure)
• 2018

  Enantiopure planar chiral and chiral-at-metal iridacycles derived from bulky cobalt sandwich complexes

  Arthurs, R. A., Prior, C. C., Hughes, D. L., Oganesyan, V. S. & Richards, C. J., 26 Nov 2018, In: Organometallics. 37, 22, p. 4204-4212 9 p.

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  8 Citations (Scopus)

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• Multiple acetylation of pentaphenylferrocene – Synthesis and asymmetric reduction of 1-acetyl-1′,2′,3′,4′,5′-penta(para‐acetylphenyl)ferrocene

  Arthurs, R. A. & Richards, C. J., 23 Apr 2018, In: European Journal of Inorganic Chemistry. 2018, 15, p. 1655-1659 5 p.

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  2 Citations (Scopus)

  24 Downloads (Pure)

• Stereoselective and stereospecific reactions of cobalt sandwich complexes: Synthesis of a new class of single enantiomer bulky planar chiral P−N and P−P ligands

  Arthurs, R. A., Horton, P. N., Coles, S. J. & Richards, C. J., 20 Mar 2018, In: Chemistry - A European Journal. 24, 17, p. 4310-4319 10 p.

  Research output: Contribution to journal › Article › peer-review

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  10 Citations (Scopus)

  25 Downloads (Pure)

• Synthesis of diastereomeric bis(oxazoline) ligands derived from (S,S)-1,1′-bis(4-isopropyloxazolin-2-yl)ferrocene

  Arthurs, R. A. & Richards, C. J., 1 Mar 2018, In: Synlett. 29, 5, p. 585-588 4 p.

  Research output: Contribution to journal › Article › peer-review

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  1 Citation (Scopus)

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• 2017

  Catalyst optimisation for asymmetric synthesis by ligand chirality element addition - a perspective on stereochemical cooperativity

  Richards, C. J. & Arthurs, R., 25 Aug 2017, In: Chemistry - A European Journal. 23, 48, p. 11460–11478 19 p.

  Research output: Contribution to journal › Article › peer-review

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  14 Citations (Scopus)

  16 Downloads (Pure)

• Deuterium as a stereochemically invisible blocking group for chiral ligand synthesis

  Arthurs, R. A. & Richards, C. J., 3 Feb 2017, In: Organic Letters. 19, 3, p. 702-705 4 p.

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  20 Citations (Scopus)

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• Phenyl vs. ferrocenyl cyclometallation selectivity: Diastereoselective synthesis of an enantiopure iridacycle

  Arthurs, R. A., Horton, P. N., Coles, S. J. & Richards, C. J., 10 Jan 2017, In: European Journal of Inorganic Chemistry. 2017, 2, p. 229–232 4 p.

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  12 Citations (Scopus)

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• 2016

  Enantiopure ferrocene-based planar-chiral iridacycles: Stereospecific control of iridium-centred chirality

  Arthurs, R. A., Ismail, M., Prior, C. C., Oganesyan, V. S., Horton, P. N., Coles, S. J. & Richards, C. J., 24 Feb 2016, In: Chemistry - A European Journal. 22, 9, p. 3065-3072 8 p.

  Research output: Contribution to journal › Article › peer-review

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  27 Citations (Scopus)

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• Metallocene to metallocene conversion. Synthesis of an oxazoline-substituted pentamethyliridocenium cation from a ferrocenyloxazoline

  Arthurs, R. A., Horton, P. N., Coles, S. J. & Richards, C. J., 28 May 2016, In: Chemical Communications. 52, 43, p. 7024-7027 4 p.

  Research output: Contribution to journal › Article › peer-review

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  12 Citations (Scopus)

  17 Downloads (Pure)
• 2015

  Application of the Nicholas reaction to the synthesis of dicobalt hexacarbonyl complexed diyne ethers

  Amin, J., Motevalli, M. & Richards, C. J., 15 Jan 2015, In: Journal of Organometallic Chemistry. 776, p. 43-50 8 p.

  Research output: Contribution to journal › Article › peer-review
  6 Citations (Scopus)

• Chirality control in planar chiral cobalt oxazoline palladacycles

  Cassar, D. J., Roghzai, H., Villemin, D., Horton, P. N., Coles, S. J. & Richards, C. J., 22 Jun 2015, In: Organometallics. 34, 12, p. 2953-2961 9 p.

  Research output: Contribution to journal › Article › peer-review

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  8 Citations (Scopus)

  11 Downloads (Pure)

• Synthesis of racemic palladacycles from 2-ferrocenylphenylphosphines

  Panchal, K., Amin, J., Roca, F. X., Motevalli, M., Horton, P. N., Coles, S. J. & Richards, C. J., 1 Jan 2015, In: Journal of Organometallic Chemistry. 775, p. 12-19

  Research output: Contribution to journal › Article › peer-review
  7 Citations (Scopus)
• 2013

  Enantioselective synthesis and application to the allylic imidate rearrangement of amine-coordinated palladacycle catalysts of cobalt sandwich complexes

  Cassar, D. J., Ilyashenko, G., Ismail, M., Woods, J., Hughes, D. L. & Richards, C. J., 23 Dec 2013, In: Chemistry - A European Journal. 19, 52, p. 17951-17962 12 p.

  Research output: Contribution to journal › Article › peer-review

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  15 Citations (Scopus)

  14 Downloads (Pure)
• 2012

  Diastereoselective synthesis of half-sandwich chiral-at-metal cobaltacycles by oxidative cyclisation

  Amin, J. & Richards, C. J., 2012, In: Chemical Communications. 48, 82, p. 10192-10194 3 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)

• Regioselective, stereoselective, and conformationally controlled synthesis of (η4-tetraarylcyclobutadiene)(η5-carbomethoxycyclopentadienyl)cobalt metallocenes

  Cassar, D. J., Nagaradja, E., Butler, D. C. D., Villemin, D. & Richards, C. J., 2012, In: Organic Letters. 14, 3, p. 894-897 4 p.

  Research output: Contribution to journal › Article › peer-review
  8 Citations (Scopus)

• Synthesis of a [2.2]paracyclophane based planar chiral palladacycle by a highly selective kinetic resolution/C–H activation reaction

  Dendele, N., Bisaro, F., Gaumont, A-C., Perrio, S. & Richards, C. J., 2012, In: Chemical Communications. 48, 14, p. 1991-1993 3 p.

  Research output: Contribution to journal › Article › peer-review
  45 Citations (Scopus)

• α-Formylation of α-substituted ketones

  Hassan, J. & Richards, C. J., Jan 2012, In: Synlett. 2012, 02, p. 239-242 4 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)
• 2011

  Diastereoselective synthesis of planar chiral cobalt metallocene based oxazoline platinacycles

  Gunay, M. E., Hughes, D. & Richards, C. J., 2011, In: Organometallics. 30, 14, p. 3901-3904 4 p.

  Research output: Contribution to journal › Article › peer-review
  10 Citations (Scopus)

• Size does matter. Sterically demanding metallocene-substituted 3-methylidene-oxindoles exhibit poor kinase inhibitory action

  Spencer, J., Amin, J., Coxhead, P., McGeehan, J., Richards, C. J., Tizzard, G. J., Coles, S. J., Bingham, J. P., Hartley, J. A., Feng, L., Meggers, E. & Guille, M., 2011, In: Organometallics. 30, 11, p. 3177-3181 5 p.

  Research output: Contribution to journal › Article › peer-review
  18 Citations (Scopus)
• 2010

  Allylic imidate rearrangements catalyzed by planar chiral palladacycles

  Nomura, H. & Richards, C. J., 2 Aug 2010, In: Chemistry - An Asian Journal. 5, 8, p. 1726-1740 15 p.

  Research output: Contribution to journal › Article › peer-review
  88 Citations (Scopus)

• Application of the Suzuki reaction to the asymmetric desymmetrisation of 1,2-and 1,3-disubstituted bulky cobalt metallocenes

  Bergin, E., Hughes, D. L. & Richards, C. J., 2010, In: Tetrahedron: Asymmetry. 21, 11-12, p. 1619-1623 5 p.

  Research output: Contribution to journal › Article › peer-review
  23 Citations (Scopus)

• Models for the basis of enantioselection in palladium mediated C-H activation reactions

  Gunay, M. E., Ilyashenko, G. & Richards, C. J., 2010, In: Tetrahedron: Asymmetry. 21, 23, p. 2782-2787 6 p.

  Research output: Contribution to journal › Article › peer-review
  17 Citations (Scopus)
• 2009

  Asymmetric synthesis of oxindoles containing a quaternary stereogenic centre by catalytic O/C-carboxyl rearrangement

  Ismail, M., Nguyen, H. V., Ilyashenko, G., Motevalli, M. & Richards, C. J., 2009, In: Tetrahedron Letters. 50, 46, p. 6332-6334 3 p.

  Research output: Contribution to journal › Article › peer-review
  23 Citations (Scopus)

• Asymmetric synthesis of unsaturated monocyclic and bicyclic nitrogen heterocycles

  Nomura, H. & Richards, C. J., 29 May 2009, In: Organic Letters. 11, 13, p. 2892-2895 4 p.

  Research output: Contribution to journal › Article › peer-review

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  34 Citations (Scopus)

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• Can we measure catalyst efficiency in asymmetric chemical reactions? A theoretical approach

  El-Fayyoumy, S., Todd, M. H. & Richards, C. J., 2009, In: Beilstein Journal of Organic Chemistry. 5, 8, p. 1726-1740 15 p.

  Research output: Contribution to journal › Article › peer-review
  13 Citations (Scopus)

• Synthesis of planar vhiral phosphapalladacycles byN-acyl amino acid mediated enantioselective palladation

  Günay, M. E. & Richards, C., 2009, In: Organometallics. 28, 19, p. 5833-5836 4 p.

  Research output: Contribution to journal › Article › peer-review
  53 Citations (Scopus)
• 2008

  Synthesis and H-1 NMR spectroscopic properties of substituted (eta(4)-tetraarylcyclobutadiene)(eta(5)-cyclopentadienyl)cobalt metallocenes

  Nguyen, H. V., Yeamine, M. R., Amin, J., Motevalli, M. & Richards, C. J., 2008, In: Journal of Organometallic Chemistry. 693, 24, p. 3668-3676 9 p.

  Research output: Contribution to journal › Article › peer-review
  34 Citations (Scopus)
• 2007

  A C-2-symmetric metallocene-pyrrolidinopyridine nucleophilic catalyst for asymmetric synthesis

  Nguyen, H. V., Motevalli, M. & Richards, C. J., 2007, In: Synlett. 5, p. 725-728 4 p.

  Research output: Contribution to journal › Article › peer-review
  22 Citations (Scopus)

• An investigation into the diastereoselective palladation of oxazoline appended cobalt metallocenes

  Yeamine, M. R. & Richards, C. J., 2007, In: Tetrahedron: Asymmetry. 18, 22, p. 2613-2616 4 p.

  Research output: Contribution to journal › Article › peer-review
  15 Citations (Scopus)

• Synthesis and crystal structures of the first C2-symmetric bis-aldimine NCN–pincer complexes of platinum and palladium

  Fossey, J. S., Russell, M. L., Malik, K. M. A. & Richards, C. J., 15 Oct 2007, In: Journal of Organometallic Chemistry. 692, 22, p. 4843-4848 6 p.

  Research output: Contribution to journal › Article › peer-review
  30 Citations (Scopus)
• 2006

  Synthesis of planar chiral cobalt metallocenes by microwave-assisted diastereoselective complexation

  Taylor, C. J., Motevalli, M. & Richards, C. J., 2006, In: Organometallics. 25, 11, p. 2899-2902 4 p.

  Research output: Contribution to journal › Article › peer-review
  16 Citations (Scopus)