Analysis of the structure and vibrational spectra of glucose and fructose

Molecular modelling using semiempirical methods AM1, PM3, PM5 and, MINDO as well as the Density Functional Theory method BLYP/DZVP respectively were used to calculate the struc- ture and vibrational spectra of d-glucose and d-fructose in their open chain, α-anomer and β-anomer monohydrate forms. The...

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Main Authors: Medhat Ahmed Ibrahim, Mousa Allam, Hanan El-Haes, Abraham F. Jalbout, Aned de Leon
Format: Article
Language:English
Published: Universidade Estadual Paulista 2018-05-01
Series:Eclética Química
Online Access:https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/424
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author Medhat Ahmed Ibrahim
Mousa Allam
Hanan El-Haes
Abraham F. Jalbout
Aned de Leon
author_facet Medhat Ahmed Ibrahim
Mousa Allam
Hanan El-Haes
Abraham F. Jalbout
Aned de Leon
author_sort Medhat Ahmed Ibrahim
collection DOAJ
description Molecular modelling using semiempirical methods AM1, PM3, PM5 and, MINDO as well as the Density Functional Theory method BLYP/DZVP respectively were used to calculate the struc- ture and vibrational spectra of d-glucose and d-fructose in their open chain, α-anomer and β-anomer monohydrate forms. The calculated data show that both molecules are not linear; ground state and the number for the point-group C is equal to 1. Generally, the results indicate that there are similarities in bond lengths and vibrational modes of both molecules. It is concluded that DFT could be used to study both the structural and vibrational spectra of glucose and fructose.
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spelling doaj.art-289f8da48c4449fa8472c0c4cb5d6a7e2022-12-22T01:46:40ZengUniversidade Estadual PaulistaEclética Química1678-46182018-05-01313152110.26850/1678-4618eqj.v31.3.2006.p15-21424Analysis of the structure and vibrational spectra of glucose and fructoseMedhat Ahmed Ibrahim0Mousa Allam1Hanan El-Haes2Abraham F. Jalbout3Aned de Leon4Spectroscopy Department, National Research Center, NRC., Dokki, Cairo, Egypt.Spectroscopy Department, National Research Center, NRC., Dokki, Cairo, Egypt.Faculty of Women for Arts, Science, and Education, Ain Shams University, Cairo, Egypt.Institute of Chemistry, National Autonomous University of Mexico, Mexico City, MexicoNASA Astrobiology Institute (NAI), Department of Chemistry and Steward Observatory, The University of Arizona, Tucson, AZ 85721 USAMolecular modelling using semiempirical methods AM1, PM3, PM5 and, MINDO as well as the Density Functional Theory method BLYP/DZVP respectively were used to calculate the struc- ture and vibrational spectra of d-glucose and d-fructose in their open chain, α-anomer and β-anomer monohydrate forms. The calculated data show that both molecules are not linear; ground state and the number for the point-group C is equal to 1. Generally, the results indicate that there are similarities in bond lengths and vibrational modes of both molecules. It is concluded that DFT could be used to study both the structural and vibrational spectra of glucose and fructose.https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/424
spellingShingle Medhat Ahmed Ibrahim
Mousa Allam
Hanan El-Haes
Abraham F. Jalbout
Aned de Leon
Analysis of the structure and vibrational spectra of glucose and fructose
Eclética Química
title Analysis of the structure and vibrational spectra of glucose and fructose
title_full Analysis of the structure and vibrational spectra of glucose and fructose
title_fullStr Analysis of the structure and vibrational spectra of glucose and fructose
title_full_unstemmed Analysis of the structure and vibrational spectra of glucose and fructose
title_short Analysis of the structure and vibrational spectra of glucose and fructose
title_sort analysis of the structure and vibrational spectra of glucose and fructose
url https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/424
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