Hydrogen chloride-ethyl acetate → HCID 68578351, compound

Participants

Reaction Steps

A mixture of tert-butyl 9-[(1E)-propa-1-ene-1-yl]-2,3-dihydro-1,4-benzoxazepine-4(5H)-carboxylate (178 mg, 0.615 mmol), ethyl acetate (1 ml) and 4N hydrogen chloride-ethyl acetate solution (4 ml) was stirred at room temperature for 1 hr, and the solvent was evaporated under reduced pressure. The residue was recrystallized from a mixed solvent of methanol and ether to give the desired product (121 mg, 87.7%) as a solid.

Provenance & Evidence