The selective carboxylation of 4-biphenylcarboxylic acid with carbon tetrachloride in aqueous alkali to obtain 4,4'-biphenyldicarboxylic acid was achieved by the use of P-cyclodextrin and copper powder I1 under mild conditions.
One-step synthesis of 4,4′-biphenyldicarboxylic acid from biphlenyl using cyclodextrin as catalyst
✍ Scribed by Yukihide Shiraishi; Hirofumi Tomita; Koji Fujiki; Hidefumi Hirai
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 358 KB
- Volume
- 36
- Category
- Article
- ISSN
- 1381-5148
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