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Book Chapters
2. Domino reactions including [2+2], [3+2] or [5+2] cyclcoadditions I. Coldham* and N. S. Sheikh* Application of Domino Transformations in Organic Synthesis 2 (Science of Synthesis Reference Library 2015/4b), ed. S. A. Snyder, Georg Thieme Verlag KG, Stuttgart, 2015, ch. 2.1.2, pp 47-91. 1. Dynamic resolutions of chiral organolithiums I. Coldham* and N. S. Sheikh Stereochemical Aspects of Organolithium Compounds, Topics in Stereochemistry, ed. R. E. Gawley, Helvetica Chimica Acta, Zurich, 2010, 26, ch. 7, pp 253-293. Research Articles King Faisal University, Saudi Arabia 24. Photoinduced remote functionalizations of amides and amines using electrophilic nitrogen-radicals S. P. Marcillo, E. M. Dauncey, J. H. Kim, J. J. Douglas, N. S. Sheikh and D. Leonori* Angew. Chem. Int. Ed., 2018, 57, 12945–12949. DoI: 23. Photoinduced remote functionalizations via iminyl radical-promoted C–C and C–H bond cleavage cascades E. M. Dauncey, S. P. Marcillo, J. J. Douglas, N. S. Sheikh and D. Leonori* Angew. Chem. Int. Ed., 2018, 57, 744-748. DoI: 10.1002/anie.201710790 Highlight by ChemistryViews Accessing Elusive Molecular Carbon Radicals 22. Photoredox synthesis of aryl-hydroxylamines from carboxylic acids and nitrosoarenes J. Davies, L. Angelini, M. A. Alkhalifah, L. L. Sanz, N. S. Sheikh* and D. Leonori* Synthesis, 2018, 50, 821-830. DoI: Invited submission for special issue “Bürgenstock Special Section 2017 Future Stars in Organic Chemistry” Highlight by Synform 21. Photoredox imino functionalizations of Olefins J. Davies, N. S. Sheikh and D. Leonori* Angew. Chem. Int. Ed., 2017, 56, 13361-13365. DoI: 10.1002/anie.201708497 Highlight by Synfacts, 2017, 13, 1205. 20. Visible-light-mediated reactions of electrophilic radicals with vinyl and allyl trifluoroborates D. F. Reina, A. Ruffoni, Y. S. S. Al-Faiyz, J. J. Douglas, N. S. Sheikh* and D. Leonori* ACS Catal., 2017, 7, 4126-4130. DoI: 10.1021/acscatal.7b01120 19. Visible-light-mediated 5-exo-dig cyclizations of amidyl radicals D. F. Reina, E. M. Dauncey, S. P. Morcillo, T. D. Svejstrup, M. V. Popescu, J. J. Douglas, N. S. Sheikh* and D. Leonori* Eur. J. Org. Chem., 2017, 2108-2111. DoI: 10.1002/ejoc.201601607 Invited submission for special issue on "Photoredox Catalysis" 18. Visible-light-mediated synthesis of amidyl radicals: Transition-metal-free hydroamination and N-arylation reactions J. Davies, T. D. Svejstrup, D. F. Reina, N. S. Sheikh and D. Leonori* J. Am. Chem. Soc., 2016, 138, 8092-8095. DoI: 10.1021/jacs.6b04920 17. Visible-light-mediated generation of nitrile oxides for the photoredox synthesis of isoxazolines and isoxazoles T. D. Svejstrup, W. Zawodny, J. J. Douglas, D. Bidgelli, N. S. Sheikh and D. Leonori* Chem. Commun., 2016, 52, 12302-12305. DoI: 10.1039/c6cc06029c 16. Captodative substitution induced acceleration effect towards 4π electrocyclic ring–opening of substituted cyclobutenes N. S. Sheikh* RSC Adv., 2016, 6, 25503-25510. DoI: 10.1039/c5ra26590h 15. Type–I dyotropic rearrangement for 1,2-disubstituted cyclohexanes: substitution effect on activation energy N. S. Sheikh* RSC Adv., 2016, 6, 10549-10556. DoI: 10.1039/c5ra25482e 14. 4p electrocyclisation in domino processes: contemporary trends and synthetic applications towards natural products N. S. Sheikh* Org. Biomol. Chem., 2015, 13, 10774-10796. DoI: 10.1039/c5ob01703c 13. Stereoselective synthesis of trans-THF rings using an oxidative cyclisation–radical deoxygentaion sequence: application to the formal synthesis of trans-(2R,5R)-linalool oxide N. S. Sheikh* RSC Adv., 2015, 5, 3941-3953. DoI: 10.1039/c4ra13258k 12. Towards thermally stable cyclophanediene-dihydropyrene photoswitches N. Khan, N. S. Sheikh, A. F. Khan, R. Ludwig, T. Mahmood, W. Rehman, Y. S. S. Al-Faiyz and K. Ayub* J. Mol. Model., 2015, 21, 1-11. DoI: 10.1007/s00894-015-2695-0 11. Electric and mechanical properties of b-hydroxynaphthoic acid–maultiwalled carbon nanotubes–polystyrene nanocomposites A. S. Ayesh*, S. S. Ibrahim, A. A. Al-Jaafari, R. A. Abdel-Rahem, N. S. Sheikh and H. M. Kotb J. Thermoplast. Compos. Mater., 2015, 28, 863-878. DoI: 10.1177/0892705714533374 10. Novel dispersion of MWCNTs in polystyrene polymer induced by the addition of 3-hydroxy-2-napthoic acid R. A. Abdel-Rahem*, A. S. Ayesh, S. S. Ibrahim, A. A. Al-Jaafari, N. S. Sheikh and E. Yasin J. Dispersion Sci. Technol., 2015, 36, 747-754. DoI: 10.1080/01932691.2013.795117 9. Synthetic endeavours towards oxasqualenoid natural products containing 2,5 disubstituted tetrahydrofurans – eurylene and teurilene N. S. Sheikh* Nat. Prod. Rep., 2014, 31, 1088-1100. DoI: 10.1039c4np00029c 8. Comparative perspective and synthetic applications of transition metal mediated oxidative cyclisation of 1,5-dienes towards cis-2,5-disubstituted tetrahydrofurans N. S. Sheikh* Org. Biomol. Chem., 2014, 12, 9492-9504. DoI: 10.1039/c4ob01491j 7. trans-2-Tritylcyclohexanol as a chiral auxiliary in permanganate-mediated oxidative cyclization of 2-methylenehept-5-enoates: Application to the synthesis of trans-(+)-linalool oxide A. M. Al Hazmi, N. S. Sheikh, C. J. R. Bataille, A. A. M. Al-Hadedi, S. V. Watkin, T. J. Luker, N. P. Camp, and R. C. D. Brown* Org. Lett., 2014, 16, 5104-5107. DoI: 10.1021/ol502454r PhD & Postdoctoral Research 6. Synthesis of 1-substituted tetrahydroisoquinolines by lithiation and electrophilic quench guided by in situ IR and NMR spectroscopy and application to the synthesis of salsolidine, carnegine and laudanosine X. Li, D. Leonori, N. S. Sheikh and I. Coldham* Chem. Eur. J., 2013, 19, 7724-7730. DoI: 10.1002/chem.201301096 5. An experimental and in situ IR spectroscopic study of the lithiation–substitution of N-Boc 2-phenylpyrrolidine and piperidine: Controlling the formation of quaternary stereocenters N. S. Sheikh, D. Leonori, G. Barker, J. D. Firth, K. R. Campos, A. Meijer, P. O'Brien* and I. Coldham* J. Am. Chem. Soc., 2012, 134, 5300-5308. DoI: 10.1021/ja211398b 4. Asymmetric substitutions of 2-lithiated N-Boc-piperidine and N-Boc-azepine by dynamic resolution I. Coldham*, S. Raimbault, D. T. E. Whittaker, P. T. Chovatia, J. J. Patel, D. Leonori and N. S. Sheikh Chem. Eur. J., 2010, 16, 4082-4090. DoI: 10.1002/chem.200903059 3. Dynamic thermodynamic resolution of lithiated N-Boc-N'-alkylpiperazines S. P. Robinson, N. S. Sheikh, C. A. Baxter and I. Coldham* Tetrahedron Lett., 2010, 51, 3642-3644. DoI: 10.1016/j.tetlet.2010.05.019 2. Enantioselective formal synthesis of eurylene: Synthesis of the cis- and trans- THF fragments using oxidative cyclization N. S. Sheikh, C. J. Bataille, T. J. Luker and R. C. D. Brown* Org. Lett., 2010, 12, 2468-2471. (Highlighted in Synfacts, 2010, 8, 0854). DoI: 10.1021/ol100513y 1. Dynamic resolution of N-Boc-2-lithiopiperidine I. Coldham*, S. Raimbault, P. T. Chovatia, J. J. Patel, D. Leonori, N. S. Sheikh and D. T. E. Whittaker Chem. Commun., 2008, 4174-4176. DoI: 10.1039/b810988e |
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