5-bromo-1-benzofuran-2-carbaldehyde

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The compound was synthesized as in Example 3.1, using 5-bromo-2-formylbenzofuran (500 mg, 2.22 mmol) in place of 5-bromo-2-formylfuran and potassium butyltrifluoroborate (546 mg, 3.33 mmol) in place of hexylboronic acid to give 5-butyl-2-formylbenzofuran (402 mg, 90%). Used without further characterization. The compound was synthesized as in Example 3.1

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The compound was synthesized as in Example 3.1, using 5-bromo-2-formylbenzofuran (500 mg, 2.22 mmol) in place of 5-bromo-2-formylfuran and potassium butyltrifluoroborate (546 mg, 3.33 mmol) in place of hexylboronic acid to give 5-butyl-2-formylbenzofuran (402 mg, 90%). Used without further characterization. The compound was synthesized as in Example 3.1