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Synthesis and identification of new thieno[3,2-b] benzothiophenes

✍ Scribed by Johnny L. Jackson


Book ID
112129884
Publisher
Journal of Heterocyclic Chemistry
Year
1991
Tongue
English
Weight
181 KB
Volume
28
Category
Article
ISSN
0022-152X

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πŸ“œ SIMILAR VOLUMES


NMR studies of sulphur heterocycles. IIβ€”
✍ D. F. Ewing; D. N. Gregory; R. M. Scrowston πŸ“‚ Article πŸ“… 1974 πŸ› John Wiley and Sons 🌐 English βš– 534 KB

## Abstract Substituent chemical shifts for the title systems have been determined at infinite dilution in CDCl~3~ from a study of 40 derivatives. An excellent correlation is found between the __ortho__ effect of substituents in the thiophene ring and the corresponding effects in thiophene itself,