New allyl group acceptors for palladium catalyzed removal of allylic protections and transacylation of allyl carbamates
✍ Scribed by Michèle Dessolin; Marie-George Guillerez; Nathalie Thieriet; François Guibé; Albert Loffet
- Book ID
- 103402728
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- French
- Weight
- 182 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0040-4039
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📜 SIMILAR VOLUMES
In the presence of Pd catalysts and under mild, essentially nonbasic conditions, the ally1oxycarbonyl.derivative.s of alcohols may be either converted into the corresponding ally1 ethers or hydrogenolysed (Bu3SnH) back to the starting alcohol.
Oximes are protected by O-ally1 ether formation, and their palladium-catalyzed deallylation using triethylammonium formate as a reductant proceeds smoothly in boiling ethanol under mild conditions offering a good protective method for oximes. Oxime formation offers a good protection for carbonyl gr