Fig. 3: Reaction scope of enamines (2) and 5-hydroxypyrazoles (3)a, c. | Nature Communications

Fig. 3: Reaction scope of enamines (2) and 5-hydroxypyrazoles (3)a, c.

From: Transforming an azaarene into the spine of fusedbicyclics via cycloaddition-induced scaffold hopping of 5-Hydroxypyrazoles

Fig. 3

aGeneral conditions: 1 (1.2 mmol), 2 (1.0 mmol), 3 (1.0 mmol), I2 (1.0 mmol), DTBP (2.0 mmol), DMSO (5.0 mL, c = 0.2 M), 100 °C, 4 h. bGeneral conditions: 1 (1.2 mmol), 2 (1.0 mmol), 3 (1.0 mmol), I2 (1.0 mmol), DMSO (5.0 mL, c = 0.2 M), 100 °C, 2 h. cisolated yields.

Back to article page