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Scope of the labeling reaction under Staudinger conditions.
| Starting material | Cond. | RCY‡ | Product |
|---|---|---|---|
129
|
A | > 95% |
134
|
130
|
A | > 95% |
135
|
131
|
A B |
> 95% > 95% |
136
|
132
|
B | > 95% |
136
|
133
|
A | > 95% |
137
|
‡ = conversion from 2-[18F]fluoroethyl azide ([18F]33), Rf = C6H4CH2CH2C4F9.
