5-Fluoro-4-methoxy-2-methylphenylboronic acid → 2-Benzyloxy-4-(5-fluoro-4-methoxy-2-methyl-phenyl)-3-nitro-pyridine

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Reaction Steps

2-Benzyloxy-4-chloro-3-nitro-pyridine (Wilde, et. al. WO 99/01454) (1.0 g, 3.78 mmol) and 5-fluoro-4-methoxy-2-methyl-phenylboronic acid (prepared substantially as described in Speicher, A.; Kolz, J.; Sambanje, R. P. Synthesis, 2002, 17, 2503, which is incorporated herein by reference) (1.2 mg, 5.67 mmol) were treated substantially as described in Part A of Example 19a to give 1.15 g (83%) of 2-benzyloxy-4-(5-fluoro-4-methoxy-2-methyl-phenyl)-3-nitro-pyridine: MS (EI) m/z 369.3 [(M+H)+, 100].

Provenance & Evidence