Table 5 Variation of catalyst load.

From: Pd immobilization biguanidine modified Zr-UiO-66 MOF as a reusable heterogeneous catalyst in Suzuki–Miyaura coupling

Entry

Pd (mol%)

Time (Min)

Yield (%)

1

0.1

20

96

2

0.05

30

70

3

0.2

20

96

4

0.0

120

0

  1. Reaction conditions: 4-methylbromobenzene (1.0 mmol), phenylboronic acid (1.0 mmol), K2CO3 as base (2 mmol), EtOH/H2O (1:1) as solvent (3 mL) at 50 °C; Isolated yield.
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