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Benzo[b]thiophene derivatives. XXIII. Derivatives of 5,6-dihydroxy-3-benzo[b] thienylacetic acid

✍ Scribed by E. Campaigne; E. Homfeld; Dale E. Mais

Book ID
112125469
Publisher
Journal of Heterocyclic Chemistry
Year
1978
Tongue
English
Weight
741 KB
Volume
15
Category
Article
ISSN
0022-152X

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πŸ“œ SIMILAR VOLUMES

Reactions with benzo[b]thiophene-2,3-dio
Reactions with benzo[b]thiophene-2,3-diones I: Synthesis of 2,3-dihydroxy-2,3-diaryl(aralkyl)benzo[b]thiophene derivatives
✍ Mohamed Mohamed Mohamed Sallam; Mohamed Helmi Elnagdi; Mohamed Husein Abdel-Hady πŸ“‚ Article πŸ“… 1975 πŸ› John Wiley and Sons 🌐 German βš– 555 KB

## Abstract Benzo[b]thiophene‐2,3‐diones (**1**) react with __Grignard__ reagents to yield 2,3‐dihydroxy‐2,3‐diaryl(aralkyl)benzo[b]‐thiophenes (**2**). The latter compounds yield 3,3‐diaryl(aralkyl)‐benzo[b]thiophene‐2‐ones (**3**) by pinacolone rearrangement. Treatment of **3** by hot ethanolic s