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Tetrahydropyran as a Protecting Group. 4H-Pyran. The mechanism involves addition-elimination. Carbodiimide Coupling. - PowerPoint PPT Presentation
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Tetrahydropyran as a Protecting Group
4H-Pyran
The mechanism involves addition-elimination.
NO2
H
NO2
H
H
FNu-
NO2
H
NO2
H
HF Nu
NO2
H
NO2
H
HF Nu
NO2
H
NO2
H
HF Nu
NO2
H
NO2
H
H
Nu
+ F-
Carbodiimide Coupling