Sterically Controlled, Metal-Induced Synthesis of a 1-Thia-2, 4-diphosphole
โ Scribed by Prof. Dr. Ekkehard Lindner; Dipl.-Chem. Cornelius Haase; Dr. Hermann A. Mayer; Dipl.-Chem. Martin Kemmler; Dr. Riad Fawzi; Manfred Steimann
- Book ID
- 101553641
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 371 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0044-8249
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โฆ Synopsis
Owing to vicinal coupling, a doublet is observed for Ha, Hh, or Hh' (Fig. 2), in the region of the aromatic protons and a doublet of a doublet is observed for H"', which appears as a triplet in the spectrum. Three signals are observed for the C,, and the D,, isomers, (two doublets, one doublet of a doublet)
๐ SIMILAR VOLUMES
6aX -Thia-l,fj-diazapentalenes have recently received interest' as a class of compounds with single-bond/no-bond resonance in comparison with the well-known 1,6,6aX -trithiapentalenes. The first preparation of such a compound (1) was described by Reid in 1969 and extensions to tri-( 2 ) and tetra-az