Dogan Research Group


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Publications

 

1. exo-Selective inverse-electron-demand hetero DielseAlder reactions of norbornene with 5-benzylidine-2-arylimino-3-aryl-thiazolidine-4-thiones at room temperature, Ş. . Erol and İ. Doğan Tetrahedron 69 1337-1344 (2013).

 

2. Solvent-Catalyzed Ring–Chain–Ring Tautomerization in Axially Chiral Compounds. A. Yildirim,F. A.Sungur Konuklar, S.Catak, V. Van Speybroeck, M. Waroquier, İ. Doğan and V. Aviyente Chem. Eur. J., 18, 12725 – 12732 (2012)

 

3. Determination of Barriers to Rotation of Axially Chiral 5-Methyl-2-(o-aryl)imino-3-(o-aryl)thiazolidine-4-ones Ş. . Erol and İ. Doğan Chirality 24, 493–498 (2012)

 

4. Stereochemical assignments of aldol products of 2-arylimino-3-aryl-thiazolidine-4-ones by 1HNMR. Ş. . Erol and İ. Doğan Magn. Reson. Chem., 50, 402–405 (2012).

 

5. Stereoselective lithiation, alkylation and aldol reactions of chiral 5-methyl-3-(o-aryl)- oxazolidiniones. Ö. Demir Ordu and İ. Doğan Tetrahedron:Asymmetry 21, 2455-2464 (2010)

 

6. Axially chiral N-(o-aryl)-4-hydroxy-2-oxazolidinone derivatives from diastereoselective reduction of N-(o-aryl)-2,4-oxazolidinediones: Thermally interconvertible atropisomers via ring-chain-ring tautomerization. Ö. Demir Ordu and İ. Doğan Chirality 22, 641-654 (2010)

 

7. Axially chiral N-(o-aryl)-2-thioxo-oxazolidine-4-one and rhodanine derivatives: Enantiomeric separation and determination of racemizatıon E. M. Yılmaz and İ. Doğan Tetrahedron:Asymmetry 19 2184-2191 (2008)

 

8. Atropisomeric 3-aryl-2-oxo-4-oxazolidinones annd some thione analogues-Enantiodifferentiation and ligand competition in applying the dirhodium method E. D. Gomez, İ. Doğan, M. Yılmaz, Ö. Demir-Ordu, D. Albert, H. Duddeck Chirality, 20 344-320 (2008)

 

9. Axially chiral 2-arylimino-3-aryl-thiazolidine-4-one derivatives: Enantiomeric separation and determination of racemizatıon barriers by chiral HPLC Ş. Erol and İ. Doğan J. Org Chem. 72, 2494-2500 (2007)

 

10. Determination of the absolute stereochemistry and the activation barriers of thermally interconvertible heterocyclic compounds bearing a naphthyl substituent Ö. Demir, M.Yılmaz and İ. Doğan Tetrahedron:Asymmetry 16 3752-3761 (2005)

 

11. Solvent Dependence of Tautomeric Equilibria of 1-(o-substituted phenyl)-barbituric and 2-Thiobarbituric Acid Derivatives S. F. Oğuz and İ. Doğan, Spectroscopy Lett. 37 (6), 607 (2004)

 

12. Determination of Energy barriers to Rotation and Absolute Conformations of Thermally Interconvertable 5,5-Dimethyl-3-(o-aryl)-2,4-oxazolidindione Enantiomers Ö. Demir. Ordu and İ. Doğan Tetrahedron: Asymm. 15, 925 (2004)

 

13. Barriers to Internal Rotation Around the C-N bond in 5-methyl-(rhodanines) Using NMR Spectroscopy and Computational Studies. Electron Density Topological Analysis of the Transition States Y. Aydeniz, F. Oğuz, A. Yaman, A. Sungur Konuklar, İ. Doğan V. Aviyente and R. A. Klein Org. Biomol. Chem. 2, 2426 (2004)

 

14. Determination of Energy barriers and Racemization Mechanisms for Thermally Interconvertable Barbituric and Thiobarbituric Acid Enantiomers S. F. Oğuz and İ. Doğan, Tetrahedron: Asymm. 14, 1857 (2003)

 

15. Conformational Preferences in Diastereomeric (5S)-Methyl-3-(o-aryl)-2,4-oxazolidinediones Ö. Demir and İ. Doğan Chirality 15, 242 (2003)

 

16. The Reaction of 5-Methyl-3-(o-tolyl)rhodanine with Acetone-d6 and Methanol İ. Doğan and A. Yaman Spectroscopy Lett. 34 (3), 365 (2001)

 

17. (o-Aryl)barbituric and -2-thiobarbituric Acid Derivatives: Chiral Atropisomers F. S. Oğuz, U. Berg and İ. Doğan, Enantiomer 5, 405 (2000)

 

18. Chiral N-(o-Aryl)-thiazolidinediones: Synthesis from Rhodanines and Investigation on Rotational Enantiomers by NMR. M. Karataş, S. Koni and İ. Doğan, Canadian J. Chemistry 76, 254 (1998)

 

19. Reactions of Barbituric and 2-Thiobarbituric Acid Derivatives with Acetone F. Oğuz and İ. Doğan, Spectroscopy Lett. 31 (2), 469 (1998)

 

20. The Enantiomers of N-Aryl-2-thioxo-4-oxazolidinones and N-Arylrhodanines. Investigation by Liquid Chromatography, Circular Dichroism and Thermal Racemization İ. Doğan, N. Pustet and A. Mannschreck, J. Chem. Soc. Perkin Trans. 2 1557 (1993)

 

21. Synthesis and NMR of Chiral 4-Oxazolinones and Rhodanines İ. Doğan, T. Burgemeister, S. İçli and A. Mannschreck, Tetrahedron 48 (35) 7157 (1992)

 

22. Electron spin resonance and pulse radiolysis studies on the reaction of OH and SO4- with five membered heterocyclic compounds in aqueous solution İ. Doğan, S. Steenken, D. Schulte-Frohlinde, and S. İçli , J. Phs. Chem, 94, 1887 (1990)

 

23. Conformational and spectral investigations of thiazolidinone derivatives by 1H and 13C NMR spectroscopy İ. Doğan and S. İçli , Spectroscopy Lett. 16 (7), 499 (1983)





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