Acetic Anhydride → HCID 58047685, compound

Participants

Reaction Steps

Using ethyl 2-(1-azidoethyl)-1-benzofuran-5-carboxylate (4.34 g, 16.7 mmol) obtained in Reference Example 88, THF (17 mL), water (1.7 mL); triphenylphosphine (6.58 g, 25.1 mmol), ethyl acetate (5 mL) and acetic anhydride (2.4 mL, 25.1 mmol), an operation in the same manner as in Reference Example 37 was performed to give the title compound (2.42 g, yield 53%).

Provenance & Evidence