Theoretical and Experimental Studies on the Isomeric Vibrations of (3,4-difluoro) Phenylhydroquinone

The (3,4-difluoro) Phenylhydroquinone (PHQ) have been successfully synthesized through the reaction of 3,4-difluoroaniline and 1,4-benzoquinone,and characterized by Fourier transform infrared spectroscopy(FTIR) and Raman spectroscopy.The ground-state geometries of the three PHQ isomers were distingu...

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Published in东华大学学报:英文版 Vol. 28; no. 6; pp. 563 - 570
Main Author 朱安峰 杨胜林 彭为亚 李光 江建明
Format Journal Article
LanguageEnglish
Published 2011
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ISSN1672-5220

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Summary:The (3,4-difluoro) Phenylhydroquinone (PHQ) have been successfully synthesized through the reaction of 3,4-difluoroaniline and 1,4-benzoquinone,and characterized by Fourier transform infrared spectroscopy(FTIR) and Raman spectroscopy.The ground-state geometries of the three PHQ isomers were distinguished using density functional theory(DFT) at the B3LYP/6-311G+(d,p) level without symmetry constraints.The results show that the predicted FTIR and Raman spectra are highly consistent with experimental spectra.
Bibliography:The (3,4-difluoro) Phenylhydroquinone (PHQ) have been successfully synthesized through the reaction of 3,4-difluoroaniline and 1,4-benzoquinone,and characterized by Fourier transform infrared spectroscopy(FTIR) and Raman spectroscopy.The ground-state geometries of the three PHQ isomers were distinguished using density functional theory(DFT) at the B3LYP/6-311G+(d,p) level without symmetry constraints.The results show that the predicted FTIR and Raman spectra are highly consistent with experimental spectra.
( 3, 4-difluoro ) Phenylhydroquinone ( PHQ ) ; Fourier transform infrared spectroscopy ( FTIR ) ; Raman ; density functional theory (DFT)
ZHU An-feng, YANG Sheng-lin, PENG Wei-ya, LI Guang, JIANG Jian-ming(1 State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Donghua University, Shanghai 201620, China ;2 Key Laboratory for Chemistry of Low-Dimensional Materials, Huaiyin Normal University, Huai'an 223300, China)
31-1920/N
ISSN:1672-5220