TY - JOUR T1 - Structural, Conformational and Spectroscopic Properties of C16H16BrNO3 Schiff-Base Molecule: A Theoretical Investigation TT - Schiff Bazlı C16H16BrNO3 Molekülünün Yapısal, Konformasyonel ve Spektoskopik Özellikleri: Teorik İnceleme AU - Evecen, Meryem PY - 2018 DA - December Y2 - 2018 DO - 10.16984/saufenbilder.334104 JF - Sakarya University Journal of Science JO - SAUJS PB - Sakarya University WT - DergiPark SN - 2147-835X SP - 1591 EP - 1600 VL - 22 IS - 6 LA - en AB - The Schiff- bases compound C16H16BrNO3molecular geometry, vibrational frequencies and electronic properties(total energy, dipole moment,electronegativity, chemical hardness and softness) were investigated usingDFT(B3LYP) method. Besides, the conformational analysis was made with respectto selected degrees of torsional freedom τ(C3-C2-C1-N1)torsional. Molecularelectrostatic potential (MEP), frontier molecular orbital energies and NBO analysis of molecule have been performedby using Gaussian 09W program. The NLO analysis indicates that thismolecule can be evaluated as an attractive object for nonlinear opticalmaterial studies. KW - Benzylidene KW - electronic properties KW - HOMO-LUMO KW - vibrational frequencies N2 - Schiff-bazlı C16H16BrNO3 bileşiğinin moleküler geometrisi, titreşim frekansları veelektronik özellikleri(toplamenerji, dipol moment, elektronegativite, kimyasal sertlik ve yumuşaklık) taban durumunda DFT(B3LYP) metodu kullanılarak incelendi. Ayrıcaseçilen τ(C3-C2-C1-N1) burulma açısı kullanılarak bileşiğin konformasyonel analizi yapıldı.Moleküler elektrostatik potansiyel (MEP), sınır değer orbital enerjileri vemolekülün NBO analizi Gaussian 09Wprogramı kullanılarak yapıldı. Molekülün NLO analizi değerleri bileşiğinlineer olmayan optik malzemeler için uygun olabileceğini göstermiştir. CR - J.H. Choi, H.Y. Lee, A.D. Towns, Fiber Polym. 11, 199-204, 2010. CR - J.H. Choi, J.Y. Choi, H.Y. Lee, A.D. Towns, C. Yoon, Color. Technol. 124, 364–369, 2008. CR - E.N. Shepelenko, A.V. Tsukanov, Y.V. Revinskii, A.D. Dubonosov, V.A. Bren, V.I. Minkin, Russ. J. Org. Chem. 43, 559–562, 2007. CR - A. Subashini, R. Kumaravel, S. Leela, H.S. Evans, D. Sastikumar, K. Ramamurthi, Spectrochim. Acta A 78, 935-941, 2011. CR - K. Fejfarova, A. D. Khalaji, M. Dušek, Acta Crystallographica Section E: Structure Reports Online, 66, o2062-o2062, 2010. CR - M.J. Frisch et al, Gaussian 09, Revision C. 01, Gaussian Inc.,Wallingford CT, 2009. CR - R. Dennington, T. Keith, J. Millam, Semichem Inc, Shawnee Mission KS, GaussView, Version 5 (2009). CR - R. K. Balachandar, S. Kalainathan, S. M. Eappen, J. Podder, Acta Crystallographica Section E: Structure Reports Online, 69, o1234-o1234, 2013. CR - H. Tanak, A.A. Agar, O. Büyükgüngör, J. Mol. Struc. 1048, 41–50, 2013. CR - V. Krishnakumar, N. Prabavathi, Spectrochim. Acta Part A 71, 449-457, 2008. CR - A. Altun, K. Gölcük, M. Kumru, J. Mol.r Struct.: THEOCHEM 637, 155-169, 2003. CR - S.J. Singh, S.M. Pandey, Indian Journal of Pure and Applied Physics 12, 300-302, 1974. CR - S. Muthu, E. Isac Paulraj, J. Mol. Struct. 1038, 145-162, 2013.. CR - B. D. Joshi, P. N. Chaudhary, Kathmandu Univer. J. Scien., Eng. And Tech. 9, 1-14, 2013. CR - M. Arivazhagan, V. Krishnakumar, R. John Xavier, G. Ilango, V. Balachandran, Spectrochim. Acta Part A 72, 941-946, 2009. CR - G. Varsanyi, Vibrational Spectra of Benzene Derivatives, Academic Press, New York, 1969. CR - U. Karunanithi, S. Arulmozhi, M. Dinesh Raja and J. Madhavan, Int. J. Eng. Res. Dev., 51-55, 2012. CR - M Irani, R Ranjbar-Karimi, H Izadi, Org. Chem. Res., Vol. 2, No. 2, 192-196, 2016. CR - J.B. Lambert, H.F. Shurvell, D.A. Lightner, R.G. Cooks, Org. Struct. Spectrosc., Simon & Schuster/A Viacom Company, New Jersey, 1998. CR - B. Smith, Infrared Spectra Interpretation. A Systematic Approach, CRC Press, Washington, DC, 1999. CR - E.F. Mooney, Spectrochim. Acta A 19, 877–887, 1963. CR - E.F. Mooney, Spectrochim. Acta A 20, 1021–1032, 1964. CR - I. Fleming, Frontier Orbitals and Organic Chemical Reactions, Wiley, London,1976. CR - N. Okulik, A.H. Jubert, Internet Electron. J. Mol. Des. 4, 17–30, 2005. CR - Z. Yu, G. Sun, Z. Liu, C. Yu, C. Huang, Y. Sun, J. Mol. Struct. 1030, 113–124, 2012. UR - https://doi.org/10.16984/saufenbilder.334104 L1 - https://dergipark.org.tr/en/download/article-file/444901 ER -