Recent Publications (2001-2012)

  1. S. Yamada and C.Kawamura, g[4+4] Photodimerization of Azaanthracenes in Both Solution and Solid Phase Controlled by Cation-pai Interactionsh, Org. Lett., 2012, 14, 1572-1575

  2. S. Yamada, Y. Tokugawa, Y. Nojiri and E. Takamori, gCascade reactions in crystals through cation-pi-controlled reorientation on exposure to HCl gash, Chem. Commun., 2012, 48, 1763-1765

  3. Y. Mori and S. Yamada, gContribution of Cation-pi Interactions in Iminium Catalysish, Molecules, 2012, 17, 2161-2168

  4. S. Yamada and J. S. Fossey, gNitrogen cation-pi interactions in asymmetric organocatalytic synthesish, Org. Biomol. Chem., 2011,9, 7257-7580.

  5. S. Yamada and Y. Nojiri, gWater-assisted assembly of (E)-arylvinylpyridine hydrochlorides: effective substrates for solid-state [2+2] photodimerizationh, Chem. Commun., 2011,47, 9143-9145.

  6. Nakamura, H. Irie, S. Hara, M. Sugawara and S. Yamada, gRegiospecific [2+2] photocyclodimerization of trans-4-styrylpyridines templated by cucurbit[8]urilh, Photochem. Photobiol. Sci., 2011, 10, 1496-1500.

  7. M. Satoh, Y. Nomi, S. Yamada, M. Takenaka, H. Ono, M. Murata, gIdentification of 2,4-dihydroxy-2,5-dimethyl-3(2H)-thiophenone as low-molecular-weight yellow pigment in soy sauceh, Biosci. Biotechnol. Biochem., 2011, 75, 1240-1244.

  8. W. Chen, S. A. Elfeky, Y. Nonne, L. Male, K. Ahmed, C. Amiable, P. Axe, S. Yamada, T. D. James, S. D. Bull and J. S. Fossey, gA pyridinium cation?pi interaction sensor for the fluorescent detection of alkyl halidesh, Chem. Commun., 2011,47, 253-255.

  9. S. Yamada, M. Abe, gSelective deprotection and amidation of 2-pyridyl esters via N-methylationh, Tetrahedron, 2010, 66, 8667-8671.

  10. S. Yamada, Y. Nojiri, M. Sugawara, g[2+2]photodimerization of (Z)-4-styrylpyridine through a cation-pi interaction:formation of cis-cis-trans dimersh, Tetrahedron Lett. 2010, 51, 2533-2535.

  11. S. Yamada, Y. Takahashi, gStereoselective synthesis of N,N-acetals by cyclization of an N-acyliminium ion through interaction with an N-sulfonyl grouph, Tetrahedron Lett. 2009, 50, 5395-5398.

  12. A. Shimizu, T. Mori, Y. Inoue, S. Yamada, gCombined Experimental and Quantum Chemical Investigation of Chiroptical Properties of Nicotinamide Derivatives with and without Intramolecular Cation-pi Interactionsh, J. Phys. Chem., 2009 113, 8754-8764.

  13. S. Yamada, Y. Tokugawa, gCation-pi Controlled Solid-State Photodimerization of 4-Azachalconesh, J. Am. Chem. Soc., 2009, 131, 2098-2099.

  14. S. Yamada, A. Toshimitsu, Y. Takahashi, gA significant substituent effect on the regeoselectivity in addition of alkynes to 3-substituted pyridinesh, Tetrahedron, 2009, 65, 2329-2333.

  15. S. Yamada, E. Ohta, gAn Unusual Reaction of a Pyridinium Ylide with 1,1-Dicyanoethylene Derivativesh, Chem. Lett., 2008, 628-629.

  16. S. Yamada, E. Ohta, g(1-Pyridinio)perfluorophenacylide: a new stable pyridinium ylide in the enol formh, Acta Cryst., 2008, C64, o230-o232.

  17. S. Yamada, K. Yamashita, gDynamic Kinetic Resolution of Hemiaminals Using a Novel DMAP Catalysth, Tetrahedron Lett., 2008, 49, 32-35.

  18. S. Yamada, N. Uematsu, K. Yamashita, gRole of Cation-ƒÎ Interactions in the Photodimerization of trans-4-Styrylpyridinesh, J. Am. Chem. Soc., 2007, 129, 12100-12101.

  19. S. Tsuzuki, M. Mikami, S. Yamada, gOrigin of Attraction, Magnitude and Directionality of Interactions in Benzene Complexes with Pyridinium Cationsh J. Am. Chem. Soc., 2007, 129, 8656-8662.

  20. S. Yamada, M. Inoue, gRegio- and stereoselective addition of allylmetal reagents to a pyridinium-ƒÎ and quinolinium-ƒÎ complexesh Org. Lett., 2007, 9, 1477-1480

  21. S. Yamada, J. Yamamoto, E. Ohta, gEnantioselective cyclopropanation reaction using a conformationally fixed pyridinium ylide through a cation-ƒÎ interactionh Tetrahedron Lett., 2007, 48, 855-858.

  22. S. Yamada, gIntramolecular cation-pi interaction in organic synthesish Org. Biomol. Chem. (Perspective), 2007, 5, 2903-2912.

  23. S. Yamada, T. Misono, Y. Iwai, A. Masumizu, Y. Akiyama, gA New Class of Pyridine Catalyst Having a Conformation Switch System: Asymmetric Acylation of Various sec-Alcoholsh J. Org. Chem., 2006, 71, 6872-6880.

  24. S. Yamada, Y. Morimoto, "Two significantly different conformations in crystal: formation of a molecular dimmer governed by cation-ƒÎ interactions" Tetrahedron Lett., 2006, 46, 5557-5560.

  25. S. Yamada, I. Jahan, "A new route to 3,4-disubstituted piperidines: formal total synthesis of (-)-paroxetine and (+)-femoxetine", Tetrahedron Lett., 2005, 46, 8673-8676.

  26. S. Yamada, Y. Morimoto, T. Misono, "Preference of intra- and intermolecular cation-ƒÎ interaction: cis-trans geometrical effects of amide bond on the interaction mode", Tetrahedron Lett., 2005, 46, 5673-5676.

  27. S. Yamada, T. Misono, Y. Iwai "Kinetic resolution of sec-alcohols by a new class of pyridine catalysts having a conformation switch system" Tetrahedron Lett., 2005, 46, 2239-2242.

  28. S. Yamada, C. Morita, J. Yamamoto "Elucidation of the formation of cation-ƒÎ complexes and their conformational behavior in solution by CD spectroscopy", Tetrahedron Lett., 2004, 45, 7475-7478.

  29. S. Yamada, T. Misono, S. Tsuzuki "Cation-ƒÎ interaction of a Thiocarbonyl Group and a Carbonyl Group with a Pyridinium Nucleus", J. Am. Chem. Soc., 2004, 126, 9862-9872.

  30. S. Yamada, T. Misono, C. Morita and N. Nunami " A novel one-pot, three-component reaction: formation of tricyclic 1,2-dihydropyridines via mesomeric betaines" Tetrahedron Lett., 2003, 44, 7365-7367.

  31. M. Sharfuddin, A. Narumi, Y. Iwai, K. Miyazawa, S. Yamada, T. Kakuchi and H. Kaga, "Lipase-catalized dynamic kinetic resolution of hemiacetals", Tetrahedron: Asymmetry, 2003, 14, 1581-1585.

  32. P. Acharya, O.Plashkevych, C. Morita, S. Yamada and J. Chattopadhyaya, gA Repertoire of Pyridinium-Phenyl-Methyl Cross-talk Through Cascade of Intermolecular Electrostatic Interactionsh, J. Org. Chem., 2003, 68, 1529-1538.

  33. U. El-Ayaan, A. Paulovicova, S. Yamada and Y. Fukuda, gX-ray Crystal Structure of Bis[N-(2,6-diisopropylphenyl)imino] acenaphthene Ligand and Some Studies Including Its Copper(I) and Copper(II) Complexesh, J. Cood. Chem., 2003, 56, 373-381.

  34. S. Yamada and A. Homma, gN-Substituent Effect on the cis-trans Geometry of Nine-Membered Lactamsh, Chem. Commun., 2002, 2656-2657.

  35. S. Yamada and C. Morita, gFace-selective Addition to a Cation-ƒÎ Complex of a Pyridinium Salt: Synthesis of Chiral 1,4-Dihydropyridinesh, J. Am. Chem. Soc., 2002, 124, 8184-8185.

  36. S. Yamada, M. Saitoh and T. Misono, gStereoselective Synthesis of 1,2- and 1,4-Dihydropyridines by Using Cation-ƒÎ interaction as a Conformation-Controlling Toolh, Tetrahedron Lett., 2002, 43, 5853-5857.

  37. S. Yamada, S. Yaguchi and K. Matsuda, gN-Acylation of Amides with Acid Anhydrides by Way of Dual Activation Using MgBr2EOEt2h Tetrahedron Lett., 2002, 43, 647-651.

  38. S. Yamada, T. Misono, M. Ichikawa and C. Morita, "Regio- and Stereoselective Synthesis of 1,4-Dihydropyridines by way of an Intramolecular Interaction of a Thiocarbonyl or Carbonyl with a Pyridinium Nucleus", Tetrahedron, 2001, 57, 8939-8949.

  39. S. Yamada and C. Morita, "Regio- and Stereoselective Addition of Ketene Silyl Acetals to Quinolinium Salts by Way of an Intramolecular C=OEEEQu+ or C=SEEEQu+ Interaction", Chem. Lett., 2001, 1034-1035.

  40. S. Yamada and T. Misono, "Intra- and Intermolecular Interactions between a Thiocarbonyl Group and a Pyridinium Nucleus", Tetrahedron Lett.., 2001, 42, 5497-5500.

  41. S. Yamada and K. Matsuda, "Remarkable Thiocarbonyl and Ring-Size Effects on the Amide Bond Twisting", Chem. Lett., 2001, 750-751.

  42. S. Yamada and E. Noguchi, "Dynamic Kinetic Resolution of Hemiaminals with Axally Chiral Twisted Amide", Tetrahedron Lett. 2001, 42, 3621-3624.




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