Earlier we reported a new method for the reduction of aryl halides to arenes with sodium methoxide as a source of hydride and tetrakisftriphenylphosphine)palladium (L) as a catalyst.
Palladium hydrides in organic synthesis. Reduction of aryl halides by sodium methoxide catalyzed by tetrakis(triphenylphosphine)palladium
β Scribed by Zask, Arie; Helquist, Paul
- Book ID
- 120969749
- Publisher
- American Chemical Society
- Year
- 1978
- Tongue
- English
- Weight
- 299 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0022-3263
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π SIMILAR VOLUMES
Treatment of internal alkynes with sodium methoxide in the presence of Pd(OAc) 2 and PPh 3 in methanol for 48 h gave the reduction products, alkenes or alkanes in good chemical yields. This reaction proceeds through a palladium methanolate complex, followed by b-hydride elimination and reductive eli
## Abstract A rapid and efficient crossβcoupling reaction of sodium tetraphenylborate with aryl bromides was carried out in water at 120βΒ°C in the presence of a polymerβsupported palladium catalyst and potassium carbonate under focused microwave irradiation. All four phenyl groups of sodium tetraph