High yklds for the cleavage reaction of Fmoc-protected peptide segments fmn an allylic handle may be obtained using tributyltin hydride in the jmsence of (ph3P)PdQ in a 1:l mixture of DMF/DCM. Altematively tbe cleavage reacdon may be carried out using NMA as nuclecpbile in a 2:2:1 mixture of DMSOfl'
Use of an allylic anchor group and of its palladium catalyzed hydrostannolytic cleavage in the solid phase synthesis of protected peptide fragments
✍ Scribed by F. Guibé; O. Dangles; G. Balavoine; A. Loffet
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- French
- Weight
- 209 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0040-4039
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✦ Synopsis
protected The allylic handle -0-CH2-CH-CH-CH2-0-CH2-CO-has been used in the synthesis of peptide fro ments on aminomethyl polystyrene. The palladium-catalyzed hydrostannolytic cleavage il of t e peptide fragments from the resin occurs under very mild conditions.
📜 SIMILAR VOLUMES
The use of two dlfferent allylx "handles" has been mvcstlgated m the s&d-phase synthesis of protected peptldes Very iilgh ylcld3 for the cleavage ofpeptldes from the resin, under mdd condmons which preserve sidecham protcctmg groups can be achieved by caqmg out the cleavage reactmn m 2 2 1 THF/DMSO/
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