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Direct α-C–H Heteroarylation of Unprotected Primary Amines

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G. D. Johnson, S. A. Corio, J. D. Grayson, J. D. Tibbetts, G. Ballantyne, Q. Cao, H. E. Askey, J. J. Bell-Tyrer, O. P. Datsenko, M. A. Graham, P. K. Mykhailiuk, J. S. Hirschi,* A. J. Cresswell*  

 

ChemRxiv 2025, DOI:10.26434/chemrxiv-2025-q5jr2

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Scalable Photocatalytic Annulation of Primary Amines to δ-Lactams: Access to Privileged (Spiro)Piperidine Space

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J. C. Turner-Dore, J. J. Bell-Tyrer, H. E. Askey, D. L. Richards, O. Polishchuk, O. P. Datsenko, J. A. Cadge, P. K. Mykhailiuk, M. Ciaccia, A. J. Cresswell*  

 

ChemRxiv 2025, DOI:10.26434/chemrxiv-2025-2cx97

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Photoredox-HAT Catalysed α-C–H Alkylation of Primary Amines with Vinyl Phosphine Oxides:
New Building Blocks for Spiropyrrolidine Synthesis

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A. G. Kinsella, J. J. Bell-Tyrer, D. Stead, A. J. Cresswell*  

 

Tetrahedron 2025, 185, 134806 [Invited article for special issue on "H-Atom Transfer Chemistry"]

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Modular, Automated Synthesis of Spirocyclic Tetrahydronaphthyridines from Primary Alkylamines

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Q. Cao, J. D. Tibbetts, G. L. Wrigley, A. P. Smalley, A. J. Cresswell*  

 

Commun. Chem. 2023, 6, 215

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Photoredox-HAT Catalysis for Primary Amine α-C–H Alkylation: Mechanistic Insight with Transient Absorption Spectroscopy

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M. Sneha*, G. L. Thornton, L. Lewis-Borrell, A. S. H. Ryder, S. G. Espley, I. P. Clark, A. J. Cresswell, M. N. Grayson, A. J. Orr-Ewing *  

 

ACS Catal. 2023, 13, 8004

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Decarboxylative, Radical C–C Bond Formation with Alkyl or Aryl Carboxylic Acids: Recent Advances

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J. D. Tibbetts, H. E. Askey, J. C. Turner-Dore, J. D. Grayson, G. D. Johnson, Q. Cao, S. L. Hobson, A. J. Cresswell*  

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Synthesis 2023, DOI: 10.1055/a-2081-1830

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1,3-Benzenedicarbonitrile, 2,4,5,6-Tetrakis(diphenylamino)-

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Joshua D. Tibbetts and Alexander J. Cresswell*  

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Encyclopedia of Reagents for Organic Synthesis, DOI: 10.1002/047084289X.rn02513

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Tetrabutylammonium Azide

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Yoko Takahashi, Hannah E. Askey, and Alexander J. Cresswell* 

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Encyclopedia of Reagents for Organic Synthesis, DOI: 10.1002/047084289X.rn01686

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Stern–Volmer Analysis of Photocatalyst Fluorescence Quenching within Hollow-Core Photonic Crystal Fibre Microreactors

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Alexander S. Gentleman, Takashi Lawson, Matthew G. Ellis, Molly Davis, Jacob Turner-Dore, Alison S. H. Ryder, Michael H. Frosz, Maria Ciaccia, Erwin Reisner, Alexander J. Cresswell,* and Tijmen G. Euser*  

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Chem. Commun. 2022, 58, 10548

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Styrene Hydroaminoalkylation with Primary Alkylamines

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James D. Grayson, Hannah E. Askey, Jacob C. Turner-Dore and Alexander J. Cresswell*

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Trends Chem. 2022, 4, 361 [mechanism of the month]

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N-Tosylhydrazones as Acceptors for Nucleophilic Alkyl Radicals in Photoredox Catalysis: A Short Case Study on Possible Side Reactions

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Anna G. Kinsella, Joshua D. Tibbetts, Darren Stead, and Alexander J. Cresswell*

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Synth. Commun. 2022, 413

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Photocatalytic Hydroaminoalkylation of Styrenes with Unprotected Primary Alkylamines

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Hannah E. Askey, James D. Grayson, Joshua D. Tibbetts, Jacob C. Turner-Dore, Jake M. Holmes, Gabriele Kociok-Kohn, Gail L. Wrigley, and Alexander J. Cresswell*

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J. Am. Chem. Soc. 2021, 143, 15936 [most read JACS article of the month]

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𝛾-Amino Phosphonates via the Photocatalytic α-C–H Alkylation of Primary Amines

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James D. Grayson, Alexander J. Cresswell*

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Tetrahedron 2021, 81, 131896 [Invited contribution to special issue on "Strategies for Efficient Organic Synthesis Dedicated to the Achievements of Professor Jonathan Williams"]

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Photocatalytic α‐Tertiary Amine Synthesis via C−H Alkylation of Unmasked Primary Amines

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Alison S. H. Ryder, William B. Cunningham, George Ballantyne, Tom Mules, Anna G. Kinsella, Jacob Turner-Dore, Catherine M. Alder, Lee J. Edwards, Blandine S. J. McKay, Matthew N. Grayson, Alexander J. Cresswell*

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Angew. Chem. Int. Ed. 2020, 59, 14986–14991

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Kinetic Analysis of Domino Catalysis: a Case Study on Gold-Catalyzed Arylation

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Liam T. Ball, Tom J. A. Corrie, Alexander J. Cresswell, and Guy C. Lloyd-Jones*

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ACS Catalysis 2020, 10, 10420–10426

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ESIPT-based fluorescence probe for the rapid detection of hypochlorite (HOCl/ClO–)

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Luling Wu, Qingye Yang, Liyuan Liu, Adam C. Sedgwick,* Alexander J. Cresswell,* Steven D. Bull,* Chusen Huang, and Tony D. James*

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Chem. Commun. 2018, 54, 8522–8525

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Room Temperature Gold-Catalysed Arylation of Heteroarenes: Complementarity to Palladium Catalysis

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Alexander J. Cresswell, and Guy C. Lloyd-Jones*

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Chem. Eur. J. 2016, 22, 12641–12645

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Catalytic, Stereoselective Dihalogenation of Alkenes: Challenges and Opportunities

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Alexander J. Cresswell, Stanley T.-C. Eey, and Scott E. Denmark*

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Angew. Chem. Int. Ed. 2015, 54, 15642–15682

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Catalytic, Stereospecific Syn-Dichlorination of Alkenes

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Alexander J. Cresswell, Stanley T.-C. Eey, and Scott E. Denmark*

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Nat. Chem. 2015, 7, 146–152

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Iron-Catalyzed Cross-Coupling of Unactivated Secondary Alkyl Thio Ethers and Sulfones with Aryl Grignard Reagents

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Scott E. Denmark* and Alexander J. Cresswell

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J. Org. Chem. 2013, 78, 12593–12628

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Pinacolatoboron fluoride (pinBF) is an efficient fluoride transfer agent for synthesis of benzylic fluorides

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A. J. Cresswell, S. G. Davies*, A. L. A. Figuccia, A. M. Fletcher, D. Heijnen, J. A. Lee, M. J. Morris, A. M. R. Kennett, P. M. Roberts, J. E. Thomson

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Tetrahedron Lett. 2015, 56, 3373–3377

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Beyond the Balz−Schiemann Reaction: The Utility of Tetrafluoroborates and Boron Trifluoride as Nucleophilic Fluoride Sources

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A. J. Cresswell, S. G. Davies*, P. M. Roberts, J. E. Thomson

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Chem. Rev. 2015, 115, 556–611

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Synthesis and Crystal Structures of N-Aryl-N-methylaminocyclohexanols

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A. J. Cresswell, S. G. Davies*, D. S. Hewings, W. Kurosawa, J. A. Lee, M. J. Morris, P. M. Roberts, A. L. Thompson, J. E. Thomson

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J. Chem. Cryst. 2013, 43, 646–654

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Re-engineering of the Duocarmycin Structural Architecture Enables Bioprecursor Development Targeting CYP1A1 and CYP2W1 for Biological Activity

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H. M. Sheldrake, S. Travica, I. Johansson, P. M. Loadman, M. Sutherland, L. Elsalem, N. Illingworth, A. J. Cresswell, T. Reuillon, S. D. Shnyder, S. Mkrtchian, M. Searcey, M. Ingelman-Sundberg, L. H. Patterson*, K. Pors*

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J. Med. Chem. 2013, 56, 6273–6277

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Diastereodivergent Hydroxyfluorination of Allylic Amines: Synthesis of 4-Deoxy-4-fluorophytosphingosines

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A. J. Cresswell, S. G. Davies*, J. A. Lee, M. J. Morris, P. M. Roberts, J. E. Thomson

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J. Org. Chem. 2012, 77, 7262–7281

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Ring-Opening Hydrofluorination of 2,3- and 3,4-Epoxy Amines by HBF4·OEt2: Application to the Asymmetric Synthesis of (S,S)-3-Deoxy-3-fluorosafingol

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A. J. Cresswell, S. G. Davies*, J. A. Lee, M. J. Morris, P. M. Roberts, J. E. Thomson

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J. Org. Chem. 2011, 76, 4617–4627

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β-Fluoroamphetamines via the Stereoselective Synthesis of Benzylic Fluorides

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A. J. Cresswell, S. G. Davies*, J. A. Lee, P. M. Roberts, A. J. Russell, J. E. Thomson, M. J. Tyte

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Org. Lett. 2010, 12, 2936–2939

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Ammonium-Directed Oxidation of Cyclic Allylic and Homoallylic Amines

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C. W. Bond, A. J. Cresswell, S. G. Davies*, A. M. Fletcher, W. Kurosawa, J. A. Lee, P. M. Roberts, A. J. Russell, A. D. Smith, J. E. Thomson

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J. Org. Chem. 2009, 74, 6735–6748

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