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Conditions utilized towards the chemoselective coupling of furo[2,3-b]pyridine 19.
| Conditions | Outcome |
|---|---|
| Pd2(dba)3 (5 mol%), PtBu3 (10 mol%), KF, THF, 70 °C, 16 h | SM recovered† |
| Pd2(dba)3 (5 mol%), PtBu3 (10 mol%), KF, PhMe, 110 °C, 16 h | SM recovered† |
| Pd2(dba)3 (5 mol%), PtBu3 (10 mol%), KF, Xylene, 170 °C, 16 h | SM recovered† |
| PEPPSI-SiPr (5 mol%), KF, PhMe, 110 °C, 16 h | SM recovered† |
Amounts of starting material recovered varied from 0–48%.
