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C−H activation towards mono‐substituted NICzs starting from carbazole precursors.
| Precursor | Product | Halogen X |
t
[h] |
Yield [%] |
|---|---|---|---|---|
|
|
Br | 6 | 93 |
| Cl | 4 | 98 | ||
|
|
Br | 4 | 96 |
| Cl | 4 | 97 | ||
|
|
Br | 4 | 80 |
| Cl | 4 | 92 | ||
|
|
Br | 8 | 84 |
| Cl | 4 | 96 |
