3-Methoxy-2,Giimethylthiophene and 3,4diiethoxy-2,5dimethylthiophene have been prepared from 3,4-dibromo-2,5dimethylthiophene and sodium methoxide using Cu(I)Br as a catalyst. The influence of some cosolvents and reaction temperature is investigated. Best results are obtained by refloxing in DMF at
Calculation and interpretation of the vibrational spectra of 2,5-dimethylthiophene, 3,4-dimethylthiophene, and 2,3,4,5-tetramethylthiophene
✍ Scribed by É. N. Bolotina; L. M. Sverdlov
- Publisher
- Springer US
- Year
- 1968
- Tongue
- English
- Weight
- 160 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0021-9037
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