4-Fluorophenylboronic acid → HCID 73334821, compound

Participants

Reaction Steps

The title compound, grey solid (70 mg, 89%), MS (ISP) m/z=317.1 [(M+H)+], mp 283.5° C., was prepared in accordance with the general method of example 1 from 6-bromo-8,9-difluoro-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one (intermediate 4) (75.3 mg, 0.25 mmol) and commercially available 4-fluoro-phenylboronic acid (45.5 mg, 0.325 mmol).

Provenance & Evidence