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New Synthesis of Benzo[b]furan-, Benzo[b]thiophene- and Benzo[b]selenophene-3-acetic Acids

✍ Scribed by S. V. Tolkunov; A. I. Khizhan

Book ID
111545121
Publisher
Springer US
Year
2003
Tongue
English
Weight
103 KB
Volume
39
Category
Article
ISSN
0009-3122

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1H NMR spectra of benzo[b]furan, benzo[b]thiophene and benzo[b]selenophene oriented in a lyotropic mesophase
✍ W. E. Bechtold; J. H. Goldstein πŸ“‚ Article πŸ“… 1981 πŸ› John Wiley and Sons 🌐 English βš– 366 KB

## Abstract The proton nuclear magnetic resonance spectra of benzo[__b__]‐furan, ‐thiophene and ‐selenophene oriented in a potassium laurate lyotropic liquid crystal have been analyzed. Geometrical information has been obtained and compared to previous thermotropic results and various hypothetical