4-Chlorophenylboronic acid → HCID 73334919, compound

Participants

Reaction Steps

The title compound, grey solid (42 mg, 51%), MS (ISP) m/z=333.1 [(M+H)+], mp 327° 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-chloro-phenylboronic acid (50.8 mg, 0.325 mmol).

Provenance & Evidence