He I and He II photoelectron spectra of 2(3H)-furanone and 5-methyl-2(3H)-furanone

Zhi Ping Xu, Chup Yew Mok, Wee Shong Chin, Hsing Hua Huang, Wei Huang, Hideki Mutoh, Shigeru Masudal

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1 Scopus citations

Abstract

The He I and He II photoelectron spectra of 2(3H)-furanone and 5-methyl-2(3H)-furanone have been recorded. They show a third band not reported earlier. The first three bands in the spectrum of 2(3H)-furanone at 9.76, 10.65 and 12.83 eV are assigned to ionizations from the πC=C-O-*, nO(C=O), and π-O-C=O* orbitals, respectively. Correlation with orbitals in ethene and acetic acid reveals significant π-conjugation in the furanones.

Original languageEnglish
Pages (from-to)1-5
Number of pages5
JournalJournal of Electron Spectroscopy and Related Phenomena
Volume94
Issue number1-2
DOIs
StatePublished - 30 Jun 1998

Keywords

  • Furanones
  • Photoelectron spectrum
  • π-conjugation

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