Fluorination-Free Synthesis of a 4,4-Difluoro-3,3-Dimethylproline Derivative
โ Scribed by Chen, Lijian; Kim, Young Mi; Kucera, David J.; Harrison, Katheryn E.; Bahmanyar, Sogole; Scott, Jill M.; Yazbeck, Daniel
- Book ID
- 121009798
- Publisher
- American Chemical Society
- Year
- 2006
- Tongue
- English
- Weight
- 121 KB
- Volume
- 71
- Category
- Article
- ISSN
- 0022-3263
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๐ SIMILAR VOLUMES
## Abstract magnified image A reaction of 3,5โdimethylborondipyrromethene 3 with the DMF dimethylacetal gives rise to monoenamine 4. The latter is converted to the corresponding aldehyde 5. A considerable contribution of the enolic form of the aldehyde allows preparing numerous 3โvinyl substituted
## Synthesis of 3,5-Diaryl-4,4-difluoro-4-bora-3a,4a-diaza-s-indacene (BODIPY r ) Dyes. -Condensation of arylpyrroles (IV), prepared via Suzuki coupling of arylboronic acids (II) to bromo pyrrole (I), gives highly colored dipyrrolemethenes (VI). Finally, addition of BF 3 -etherate leads to format