Methanol → Methyl 3-bromo-2-pyridinecarboxylate

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Reaction Steps

A mixture of 5.45 g of 3-bromo-2-pyridine carboxylic acid (27.0 mmol, 1 eq.), obtained in example 3b), in 100 ml of methanol is reflux heated in the presence of 8 ml of sulfuric acid. The reaction mixture is allowed to return to ambient temperature and poured into water. It is extracted 3 times with ethyl acetate, the organic phase is dried on Na2SO4 and vacuum evaporated. 2.48 g (42%) of esterified product is obtained.

Provenance & Evidence